# Electronic Supplementary Material (ESI) for Chemical Communications # This journal is © The Royal Society of Chemistry 2013 ####################################################################### # # Cambridge Crystallographic Data Centre # CCDC # ####################################################################### # # This CIF contains data from an original supplementary publication # deposited with the CCDC, and may include chemical, crystal, # experimental, refinement, atomic coordinates, # anisotropic displacement parameters and molecular geometry data, # as required by the journal to which it was submitted. # # This CIF is provided on the understanding that it is used for bona # fide research purposes only. It may contain copyright material # of the CCDC or of third parties, and may not be copied or further # disseminated in any form, whether machine-readable or not, # except for the purpose of generating routine backup copies # on your local computer system. # # For further information on the CCDC, data deposition and # data retrieval see: # www.ccdc.cam.ac.uk # # Bona fide researchers may freely download Mercury and enCIFer # from this site to visualise CIF-encoded structures and # to carry out CIF format checking respectively. # ####################################################################### data_p21c _database_code_depnum_ccdc_archive 'CCDC 890030' #TrackingRef '1.cif' _audit_creation_method SHELXL-97 _chemical_name_systematic ; ? ; _chemical_name_common ? _chemical_melting_point ? _chemical_formula_moiety ? _chemical_formula_sum 'C13 H20 O5' _chemical_formula_weight 256.29 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _symmetry_cell_setting Monoclinic _symmetry_space_group_name_H-M P2(1)/c loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y+1/2, -z+1/2' '-x, -y, -z' 'x, -y-1/2, z-1/2' _cell_length_a 16.078(17) _cell_length_b 7.506(8) _cell_length_c 11.069(12) _cell_angle_alpha 90.00 _cell_angle_beta 104.368(10) _cell_angle_gamma 90.00 _cell_volume 1294(2) _cell_formula_units_Z 4 _cell_measurement_temperature 296(2) _cell_measurement_reflns_used 1958 _cell_measurement_theta_min 2.62 _cell_measurement_theta_max 21.61 _exptl_crystal_description block _exptl_crystal_colour colorless _exptl_crystal_size_max 0.25 _exptl_crystal_size_mid 0.23 _exptl_crystal_size_min 0.19 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.316 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 552 _exptl_absorpt_coefficient_mu 0.100 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_correction_T_min 0.9754 _exptl_absorpt_correction_T_max 0.9812 _exptl_absorpt_process_details SADABS _exptl_special_details ; ? ; _diffrn_ambient_temperature 296(2) _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_type MoK\a _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'Bruker APEX-II CCD' _diffrn_measurement_method '\f and \w scans' _diffrn_detector_area_resol_mean ? _diffrn_reflns_number 8939 _diffrn_reflns_av_R_equivalents 0.0491 _diffrn_reflns_av_sigmaI/netI 0.0449 _diffrn_reflns_limit_h_min -16 _diffrn_reflns_limit_h_max 19 _diffrn_reflns_limit_k_min -9 _diffrn_reflns_limit_k_max 9 _diffrn_reflns_limit_l_min -13 _diffrn_reflns_limit_l_max 13 _diffrn_reflns_theta_min 2.62 _diffrn_reflns_theta_max 25.50 _reflns_number_total 2398 _reflns_number_gt 1564 _reflns_threshold_expression >2sigma(I) _computing_data_collection 'Bruker APEX2' _computing_cell_refinement 'Bruker SAINT' _computing_data_reduction 'Bruker SAINT' _computing_structure_solution 'SHELXS-97 (Sheldrick, 2008)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 2008)' _computing_molecular_graphics 'Bruker SHELXTL' _computing_publication_material 'Bruker SHELXTL' _refine_special_details ; Refinement of F^2^ against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F^2^, conventional R-factors R are based on F, with F set to zero for negative F^2^. The threshold expression of F^2^ > 2sigma(F^2^) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F^2^ are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. ; _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_weighting_scheme calc _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0796P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _atom_sites_solution_hydrogens geom _refine_ls_hydrogen_treatment mixed _refine_ls_extinction_method none _refine_ls_extinction_coef ? _refine_ls_number_reflns 2398 _refine_ls_number_parameters 168 _refine_ls_number_restraints 0 _refine_ls_R_factor_all 0.0824 _refine_ls_R_factor_gt 0.0523 _refine_ls_wR_factor_ref 0.1533 _refine_ls_wR_factor_gt 0.1332 _refine_ls_goodness_of_fit_ref 1.072 _refine_ls_restrained_S_all 1.072 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group C1 C 0.32983(15) 0.9355(3) 0.5130(2) 0.0494(6) Uani 1 1 d . . . C2 C 0.41264(17) 1.0090(3) 0.5931(3) 0.0694(7) Uani 1 1 d . . . H2A H 0.4010 1.1007 0.6485 0.083 Uiso 1 1 calc R . . H2B H 0.4474 1.0600 0.5416 0.083 Uiso 1 1 calc R . . C3 C 0.45867(17) 0.8516(4) 0.6677(2) 0.0706(7) Uani 1 1 d . . . H3A H 0.5204 0.8684 0.6886 0.085 Uiso 1 1 calc R . . H3B H 0.4402 0.8348 0.7439 0.085 Uiso 1 1 calc R . . C4 C 0.43230(15) 0.6947(3) 0.5797(2) 0.0593(6) Uani 1 1 d . . . H4A H 0.4394 0.5832 0.6254 0.071 Uiso 1 1 calc R . . H4B H 0.4661 0.6908 0.5183 0.071 Uiso 1 1 calc R . . C5 C 0.33804(14) 0.7289(3) 0.51753(18) 0.0434(5) Uani 1 1 d . . . C6 C 0.27668(13) 0.6730(3) 0.59618(19) 0.0441(5) Uani 1 1 d . . . H6 H 0.3086 0.6841 0.6836 0.053 Uiso 1 1 calc R . . C7 C 0.21015(14) 0.8234(3) 0.5712(2) 0.0489(6) Uani 1 1 d . . . H7 H 0.1850 0.8331 0.6430 0.059 Uiso 1 1 calc R . . C8 C 0.30015(17) 0.4729(3) 0.3882(2) 0.0594(7) Uani 1 1 d . . . H8A H 0.3525 0.4152 0.4339 0.071 Uiso 1 1 calc R . . H8B H 0.2882 0.4336 0.3021 0.071 Uiso 1 1 calc R . . C9 C 0.22755(16) 0.4204(3) 0.4430(2) 0.0591(7) Uani 1 1 d . . . H9A H 0.2205 0.2920 0.4388 0.071 Uiso 1 1 calc R . . H9B H 0.1747 0.4743 0.3955 0.071 Uiso 1 1 calc R . . C10 C 0.24584(15) 0.4812(3) 0.5777(2) 0.0549(6) Uani 1 1 d . . . H10A H 0.2892 0.4040 0.6284 0.066 Uiso 1 1 calc R . . H10B H 0.1940 0.4689 0.6068 0.066 Uiso 1 1 calc R . . C11 C 0.13775(16) 0.8073(3) 0.4534(2) 0.0568(6) Uani 1 1 d . . . C12 C -0.00068(18) 0.6798(4) 0.3697(3) 0.0883(9) Uani 1 1 d . . . H12A H -0.0236 0.5610 0.3738 0.106 Uiso 1 1 calc R . . H12B H 0.0158 0.6911 0.2914 0.106 Uiso 1 1 calc R . . C13 C -0.06655(19) 0.8141(4) 0.3759(3) 0.1042(11) Uani 1 1 d . . . H13A H -0.0808 0.8056 0.4549 0.156 Uiso 1 1 calc R . . H13B H -0.1170 0.7930 0.3100 0.156 Uiso 1 1 calc R . . H13C H -0.0447 0.9310 0.3667 0.156 Uiso 1 1 calc R . . O1 O 0.31457(15) 1.0084(2) 0.39347(16) 0.0702(6) Uani 1 1 d . . . O2 O 0.25976(9) 0.97793(18) 0.56657(13) 0.0507(4) Uani 1 1 d . . . O3 O 0.31183(10) 0.66226(17) 0.39352(12) 0.0517(4) Uani 1 1 d . . . O4 O 0.13713(12) 0.8765(3) 0.35525(16) 0.0776(6) Uani 1 1 d . . . O5 O 0.07447(11) 0.7073(2) 0.47443(17) 0.0713(5) Uani 1 1 d . . . H1 H 0.257(3) 0.966(6) 0.360(4) 0.18(2) Uiso 1 1 d . . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 C1 0.0691(15) 0.0416(12) 0.0435(12) 0.0005(9) 0.0256(11) 0.0020(10) C2 0.0759(17) 0.0579(15) 0.0841(19) -0.0127(13) 0.0380(14) -0.0126(14) C3 0.0634(16) 0.0817(18) 0.0649(17) -0.0085(14) 0.0126(13) -0.0117(14) C4 0.0595(15) 0.0589(15) 0.0629(16) 0.0073(12) 0.0213(12) 0.0070(12) C5 0.0569(13) 0.0410(11) 0.0350(11) 0.0031(9) 0.0165(9) 0.0052(10) C6 0.0539(13) 0.0440(11) 0.0334(11) 0.0036(9) 0.0090(9) 0.0035(9) C7 0.0555(13) 0.0493(12) 0.0440(13) -0.0010(9) 0.0162(10) 0.0034(10) C8 0.0918(18) 0.0401(12) 0.0449(13) -0.0026(10) 0.0145(13) 0.0116(12) C9 0.0782(17) 0.0358(12) 0.0603(15) -0.0017(10) 0.0118(13) 0.0010(11) C10 0.0675(15) 0.0449(12) 0.0530(14) 0.0079(10) 0.0163(11) -0.0028(11) C11 0.0591(15) 0.0549(14) 0.0538(15) -0.0001(12) 0.0093(12) 0.0133(12) C12 0.0684(19) 0.092(2) 0.092(2) -0.0021(17) -0.0023(16) -0.0063(16) C13 0.066(2) 0.101(2) 0.136(3) 0.030(2) 0.007(2) 0.0061(18) O1 0.1265(17) 0.0400(9) 0.0548(10) 0.0125(7) 0.0428(11) 0.0109(10) O2 0.0636(9) 0.0409(8) 0.0504(9) -0.0040(6) 0.0194(7) 0.0048(7) O3 0.0827(11) 0.0381(8) 0.0366(8) 0.0021(6) 0.0195(7) 0.0071(7) O4 0.0843(13) 0.0875(13) 0.0534(11) 0.0113(10) 0.0030(9) 0.0099(10) O5 0.0535(10) 0.0773(12) 0.0759(13) 0.0028(9) 0.0027(9) -0.0013(9) _geom_special_details ; All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. ; loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag C1 O1 1.396(3) . ? C1 O2 1.433(3) . ? C1 C2 1.509(4) . ? C1 C5 1.556(3) . ? C2 C3 1.524(4) . ? C2 H2A 0.9700 . ? C2 H2B 0.9700 . ? C3 C4 1.520(3) . ? C3 H3A 0.9700 . ? C3 H3B 0.9700 . ? C4 C5 1.523(3) . ? C4 H4A 0.9700 . ? C4 H4B 0.9700 . ? C5 O3 1.423(3) . ? C5 C6 1.528(3) . ? C6 C10 1.520(3) . ? C6 C7 1.532(3) . ? C6 H6 0.9800 . ? C7 O2 1.415(3) . ? C7 C11 1.522(3) . ? C7 H7 0.9800 . ? C8 O3 1.433(3) . ? C8 C9 1.496(3) . ? C8 H8A 0.9700 . ? C8 H8B 0.9700 . ? C9 C10 1.517(3) . ? C9 H9A 0.9700 . ? C9 H9B 0.9700 . ? C10 H10A 0.9700 . ? C10 H10B 0.9700 . ? C11 O4 1.202(3) . ? C11 O5 1.331(3) . ? C12 O5 1.467(3) . ? C12 C13 1.476(4) . ? C12 H12A 0.9700 . ? C12 H12B 0.9700 . ? C13 H13A 0.9600 . ? C13 H13B 0.9600 . ? C13 H13C 0.9600 . ? O1 H1 0.96(5) . ? loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle_publ_flag O1 C1 O2 109.49(18) . . ? O1 C1 C2 109.6(2) . . ? O2 C1 C2 110.16(18) . . ? O1 C1 C5 114.51(17) . . ? O2 C1 C5 106.10(16) . . ? C2 C1 C5 106.87(19) . . ? C1 C2 C3 105.9(2) . . ? C1 C2 H2A 110.6 . . ? C3 C2 H2A 110.6 . . ? C1 C2 H2B 110.6 . . ? C3 C2 H2B 110.6 . . ? H2A C2 H2B 108.7 . . ? C4 C3 C2 103.5(2) . . ? C4 C3 H3A 111.1 . . ? C2 C3 H3A 111.1 . . ? C4 C3 H3B 111.1 . . ? C2 C3 H3B 111.1 . . ? H3A C3 H3B 109.0 . . ? C3 C4 C5 104.31(19) . . ? C3 C4 H4A 110.9 . . ? C5 C4 H4A 110.9 . . ? C3 C4 H4B 110.9 . . ? C5 C4 H4B 110.9 . . ? H4A C4 H4B 108.9 . . ? O3 C5 C4 113.59(17) . . ? O3 C5 C6 112.02(17) . . ? C4 C5 C6 114.04(18) . . ? O3 C5 C1 108.46(16) . . ? C4 C5 C1 104.44(18) . . ? C6 C5 C1 103.32(16) . . ? C10 C6 C5 114.75(18) . . ? C10 C6 C7 118.93(19) . . ? C5 C6 C7 102.45(16) . . ? C10 C6 H6 106.6 . . ? C5 C6 H6 106.6 . . ? C7 C6 H6 106.6 . . ? O2 C7 C11 110.62(18) . . ? O2 C7 C6 103.63(19) . . ? C11 C7 C6 116.56(18) . . ? O2 C7 H7 108.6 . . ? C11 C7 H7 108.6 . . ? C6 C7 H7 108.6 . . ? O3 C8 C9 110.64(18) . . ? O3 C8 H8A 109.5 . . ? C9 C8 H8A 109.5 . . ? O3 C8 H8B 109.5 . . ? C9 C8 H8B 109.5 . . ? H8A C8 H8B 108.1 . . ? C8 C9 C10 109.8(2) . . ? C8 C9 H9A 109.7 . . ? C10 C9 H9A 109.7 . . ? C8 C9 H9B 109.7 . . ? C10 C9 H9B 109.7 . . ? H9A C9 H9B 108.2 . . ? C9 C10 C6 113.23(18) . . ? C9 C10 H10A 108.9 . . ? C6 C10 H10A 108.9 . . ? C9 C10 H10B 108.9 . . ? C6 C10 H10B 108.9 . . ? H10A C10 H10B 107.7 . . ? O4 C11 O5 124.5(2) . . ? O4 C11 C7 125.0(2) . . ? O5 C11 C7 110.5(2) . . ? O5 C12 C13 109.1(3) . . ? O5 C12 H12A 109.9 . . ? C13 C12 H12A 109.9 . . ? O5 C12 H12B 109.9 . . ? C13 C12 H12B 109.9 . . ? H12A C12 H12B 108.3 . . ? C12 C13 H13A 109.5 . . ? C12 C13 H13B 109.5 . . ? H13A C13 H13B 109.5 . . ? C12 C13 H13C 109.5 . . ? H13A C13 H13C 109.5 . . ? H13B C13 H13C 109.5 . . ? C1 O1 H1 99(3) . . ? C7 O2 C1 109.92(15) . . ? C5 O3 C8 113.11(15) . . ? C11 O5 C12 117.2(2) . . ? loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion _geom_torsion_site_symmetry_1 _geom_torsion_site_symmetry_2 _geom_torsion_site_symmetry_3 _geom_torsion_site_symmetry_4 _geom_torsion_publ_flag O1 C1 C2 C3 -137.97(19) . . . . ? O2 C1 C2 C3 101.5(2) . . . . ? C5 C1 C2 C3 -13.3(2) . . . . ? C1 C2 C3 C4 32.5(2) . . . . ? C2 C3 C4 C5 -39.4(2) . . . . ? C3 C4 C5 O3 148.89(18) . . . . ? C3 C4 C5 C6 -81.1(2) . . . . ? C3 C4 C5 C1 30.9(2) . . . . ? O1 C1 C5 O3 -10.7(3) . . . . ? O2 C1 C5 O3 110.19(18) . . . . ? C2 C1 C5 O3 -132.28(18) . . . . ? O1 C1 C5 C4 110.7(2) . . . . ? O2 C1 C5 C4 -128.38(19) . . . . ? C2 C1 C5 C4 -10.8(2) . . . . ? O1 C1 C5 C6 -129.7(2) . . . . ? O2 C1 C5 C6 -8.8(2) . . . . ? C2 C1 C5 C6 108.7(2) . . . . ? O3 C5 C6 C10 41.8(2) . . . . ? C4 C5 C6 C10 -89.0(2) . . . . ? C1 C5 C6 C10 158.28(18) . . . . ? O3 C5 C6 C7 -88.6(2) . . . . ? C4 C5 C6 C7 140.66(18) . . . . ? C1 C5 C6 C7 27.9(2) . . . . ? C10 C6 C7 O2 -165.93(17) . . . . ? C5 C6 C7 O2 -38.21(19) . . . . ? C10 C6 C7 C11 -44.2(3) . . . . ? C5 C6 C7 C11 83.5(2) . . . . ? O3 C8 C9 C10 -59.3(2) . . . . ? C8 C9 C10 C6 46.9(2) . . . . ? C5 C6 C10 C9 -39.1(3) . . . . ? C7 C6 C10 C9 82.7(2) . . . . ? O2 C7 C11 O4 22.2(3) . . . . ? C6 C7 C11 O4 -95.8(3) . . . . ? O2 C7 C11 O5 -157.06(18) . . . . ? C6 C7 C11 O5 84.9(2) . . . . ? C11 C7 O2 C1 -91.3(2) . . . . ? C6 C7 O2 C1 34.3(2) . . . . ? O1 C1 O2 C7 107.99(19) . . . . ? C2 C1 O2 C7 -131.40(19) . . . . ? C5 C1 O2 C7 -16.1(2) . . . . ? C4 C5 O3 C8 76.3(2) . . . . ? C6 C5 O3 C8 -54.7(2) . . . . ? C1 C5 O3 C8 -168.10(18) . . . . ? C9 C8 O3 C5 65.1(2) . . . . ? O4 C11 O5 C12 0.4(4) . . . . ? C7 C11 O5 C12 179.63(19) . . . . ? C13 C12 O5 C11 -94.2(3) . . . . ? _diffrn_measured_fraction_theta_max 0.996 _diffrn_reflns_theta_full 25.50 _diffrn_measured_fraction_theta_full 0.996 _refine_diff_density_max 0.147 _refine_diff_density_min -0.189 _refine_diff_density_rms 0.049 data_p-1 _database_code_depnum_ccdc_archive 'CCDC 890031' #TrackingRef '2.cif' _audit_creation_method SHELXL-97 _chemical_name_systematic ; ? ; _chemical_name_common ? _chemical_melting_point ? _chemical_formula_moiety ? _chemical_formula_sum 'C25 H37 Br N2 O6 Si' _chemical_formula_weight 569.57 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Br Br -0.2901 2.4595 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Si Si 0.0817 0.0704 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _symmetry_cell_setting Triclinic _symmetry_space_group_name_H-M P-1 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y, -z' _cell_length_a 8.055(9) _cell_length_b 17.91(2) _cell_length_c 20.02(2) _cell_angle_alpha 75.487(11) _cell_angle_beta 79.846(12) _cell_angle_gamma 81.246(11) _cell_volume 2734(5) _cell_formula_units_Z 4 _cell_measurement_temperature 296(2) _cell_measurement_reflns_used 2908 _cell_measurement_theta_min 2.37 _cell_measurement_theta_max 19.95 _exptl_crystal_description block _exptl_crystal_colour yellow _exptl_crystal_size_max 0.25 _exptl_crystal_size_mid 0.23 _exptl_crystal_size_min 0.22 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.384 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 1192 _exptl_absorpt_coefficient_mu 1.588 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_correction_T_min 0.6922 _exptl_absorpt_correction_T_max 0.7214 _exptl_absorpt_process_details SADABS _exptl_special_details ; ? ; _diffrn_ambient_temperature 296(2) _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_type MoK\a _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'Bruker APEX-II CCD' _diffrn_measurement_method '\f and \w scans' _diffrn_detector_area_resol_mean ? _diffrn_reflns_number 19301 _diffrn_reflns_av_R_equivalents 0.0600 _diffrn_reflns_av_sigmaI/netI 0.1233 _diffrn_reflns_limit_h_min -9 _diffrn_reflns_limit_h_max 9 _diffrn_reflns_limit_k_min -21 _diffrn_reflns_limit_k_max 20 _diffrn_reflns_limit_l_min -23 _diffrn_reflns_limit_l_max 23 _diffrn_reflns_theta_min 2.18 _diffrn_reflns_theta_max 25.20 _reflns_number_total 9729 _reflns_number_gt 4894 _reflns_threshold_expression >2sigma(I) _computing_data_collection 'Bruker APEX2' _computing_cell_refinement 'Bruker SAINT' _computing_data_reduction 'Bruker SAINT' _computing_structure_solution 'SHELXS-97 (Sheldrick, 2008)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 2008)' _computing_molecular_graphics 'Bruker SHELXTL' _computing_publication_material 'Bruker SHELXTL' _refine_special_details ; Refinement of F^2^ against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F^2^, conventional R-factors R are based on F, with F set to zero for negative F^2^. The threshold expression of F^2^ > 2sigma(F^2^) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F^2^ are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. ; _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_weighting_scheme calc _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.2808P] where P=(Fo^2^+2Fc^2^)/3' _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _atom_sites_solution_hydrogens geom _refine_ls_hydrogen_treatment constr _refine_ls_extinction_method none _refine_ls_extinction_coef ? _refine_ls_number_reflns 9729 _refine_ls_number_parameters 643 _refine_ls_number_restraints 31 _refine_ls_R_factor_all 0.1507 _refine_ls_R_factor_gt 0.0698 _refine_ls_wR_factor_ref 0.2174 _refine_ls_wR_factor_gt 0.1858 _refine_ls_goodness_of_fit_ref 1.057 _refine_ls_restrained_S_all 1.062 _refine_ls_shift/su_max 0.001 _refine_ls_shift/su_mean 0.000 loop_ _atom_site_label _atom_site_type_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_occupancy _atom_site_symmetry_multiplicity _atom_site_calc_flag _atom_site_refinement_flags _atom_site_disorder_assembly _atom_site_disorder_group Br1 Br 0.28079(11) 0.96386(4) 0.49549(4) 0.0592(3) Uani 1 1 d . . . Br2 Br 0.56847(11) 0.42038(5) 0.94750(5) 0.0717(3) Uani 1 1 d . . . C1 C 0.0805(11) 0.5250(4) 0.8802(4) 0.063(2) Uani 1 1 d . . . H1A H 0.1544 0.4833 0.8638 0.075 Uiso 1 1 calc R . . H1B H -0.0154 0.5032 0.9115 0.075 Uiso 1 1 calc R . . C2 C 0.1741(10) 0.5630(4) 0.9175(4) 0.060(2) Uani 1 1 d . . . H2A H 0.2747 0.5807 0.8868 0.072 Uiso 1 1 calc R . . H2B H 0.2107 0.5251 0.9575 0.072 Uiso 1 1 calc R . . C3 C 0.0698(10) 0.6305(4) 0.9416(4) 0.054(2) Uani 1 1 d . . . H3A H 0.1423 0.6590 0.9574 0.064 Uiso 1 1 calc R . . H3B H -0.0151 0.6117 0.9806 0.064 Uiso 1 1 calc R . . C4 C -0.0181(9) 0.6848(4) 0.8828(3) 0.0437(18) Uani 1 1 d . . . H4 H -0.1072 0.7198 0.9031 0.052 Uiso 1 1 calc R . . C5 C 0.0997(8) 0.7336(4) 0.8256(3) 0.0381(16) Uani 1 1 d . . . H5 H 0.2130 0.7052 0.8189 0.046 Uiso 1 1 calc R . . C6 C -0.1267(8) 0.7038(4) 0.7751(3) 0.0353(16) Uani 1 1 d . . . C7 C -0.2958(9) 0.7445(4) 0.7946(4) 0.053(2) Uani 1 1 d . . . H7A H -0.3490 0.7694 0.7535 0.064 Uiso 1 1 calc R . . H7B H -0.2867 0.7834 0.8194 0.064 Uiso 1 1 calc R . . C8 C -0.3964(11) 0.6814(5) 0.8411(5) 0.092(3) Uani 1 1 d . . . H8A H -0.4769 0.7020 0.8760 0.110 Uiso 1 1 calc R . . H8B H -0.4587 0.6609 0.8138 0.110 Uiso 1 1 calc R . . C9 C -0.2721(9) 0.6189(5) 0.8754(4) 0.059(2) Uani 1 1 d . . . H9A H -0.2863 0.5691 0.8676 0.070 Uiso 1 1 calc R . . H9B H -0.2878 0.6153 0.9252 0.070 Uiso 1 1 calc R . . C10 C -0.0974(8) 0.6422(4) 0.8418(3) 0.0390(17) Uani 1 1 d . . . C11 C 0.1088(11) 0.8087(5) 0.8457(4) 0.0483(19) Uani 1 1 d . . . C12 C 0.2640(16) 0.8689(6) 0.9025(6) 0.109(4) Uani 1 1 d . . . H12A H 0.3074 0.9096 0.8644 0.131 Uiso 1 1 calc R . . H12B H 0.1552 0.8894 0.9243 0.131 Uiso 1 1 calc R . . C13 C 0.3778(18) 0.8453(7) 0.9516(7) 0.141(5) Uani 1 1 d . . . H13A H 0.3196 0.8198 0.9956 0.211 Uiso 1 1 calc R . . H13B H 0.4219 0.8900 0.9571 0.211 Uiso 1 1 calc R . . H13C H 0.4696 0.8101 0.9356 0.211 Uiso 1 1 calc R . . C14 C 0.0777(8) 0.7953(4) 0.7023(4) 0.0385(17) Uani 1 1 d . . . C15 C 0.2431(8) 0.8135(4) 0.6916(3) 0.0394(17) Uani 1 1 d . . . H15 H 0.3119 0.7935 0.7262 0.047 Uiso 1 1 calc R . . C16 C 0.3051(8) 0.8607(4) 0.6301(4) 0.0406(17) Uani 1 1 d . . . C17 C 0.2053(8) 0.8935(4) 0.5769(3) 0.0363(16) Uani 1 1 d . . . C18 C 0.0420(9) 0.8757(4) 0.5893(4) 0.0457(18) Uani 1 1 d . . . H18 H -0.0285 0.8965 0.5555 0.055 Uiso 1 1 calc R . . C19 C -0.0199(9) 0.8277(4) 0.6506(3) 0.0405(17) Uani 1 1 d . . . H19 H -0.1318 0.8169 0.6572 0.049 Uiso 1 1 calc R . . C20 C 0.1831(11) 0.6059(6) 0.6586(5) 0.084(3) Uani 1 1 d . . . H20A H 0.2047 0.6582 0.6357 0.126 Uiso 1 1 calc R . . H20B H 0.2304 0.5720 0.6280 0.126 Uiso 1 1 calc R . . H20C H 0.2346 0.5899 0.7004 0.126 Uiso 1 1 calc R . . C21 C -0.0997(16) 0.5035(5) 0.7333(5) 0.101(4) Uani 1 1 d . . . H21A H -0.0093 0.4794 0.7597 0.152 Uiso 1 1 calc R . . H21B H -0.1123 0.4719 0.7025 0.152 Uiso 1 1 calc R . . H21C H -0.2036 0.5088 0.7645 0.152 Uiso 1 1 calc R . . C22 C -0.0925(16) 0.5619(6) 0.5596(5) 0.111(4) Uani 1 1 d . . . H22A H -0.1552 0.5711 0.5211 0.167 Uiso 1 1 calc R . . H22B H -0.1088 0.5115 0.5891 0.167 Uiso 1 1 calc R . . H22C H 0.0260 0.5641 0.5422 0.167 Uiso 1 1 calc R . . C23 C -0.1560(11) 0.6245(5) 0.6019(4) 0.064(2) Uani 1 1 d . . . C24 C -0.1210(14) 0.7024(5) 0.5533(5) 0.088(3) Uani 1 1 d . . . H24A H -0.0050 0.6993 0.5313 0.131 Uiso 1 1 calc R . . H24B H -0.1412 0.7418 0.5796 0.131 Uiso 1 1 calc R . . H24C H -0.1948 0.7154 0.5183 0.131 Uiso 1 1 calc R . . C25 C -0.3502(14) 0.6246(8) 0.6224(6) 0.124(5) Uani 1 1 d . . . H25A H -0.3937 0.6647 0.6471 0.187 Uiso 1 1 calc R . . H25B H -0.3748 0.5751 0.6519 0.187 Uiso 1 1 calc R . . H25C H -0.4026 0.6340 0.5812 0.187 Uiso 1 1 calc R . . C26 C 1.0716(11) 0.1044(5) 0.6124(4) 0.069(3) Uani 1 1 d . . . H26A H 1.1050 0.1400 0.5684 0.082 Uiso 1 1 calc R . . H26B H 1.0459 0.0575 0.6025 0.082 Uiso 1 1 calc R . . C27 C 1.2136(10) 0.0855(5) 0.6550(4) 0.066(2) Uani 1 1 d . . . H27A H 1.2427 0.1329 0.6629 0.080 Uiso 1 1 calc R . . H27B H 1.3129 0.0614 0.6299 0.080 Uiso 1 1 calc R . . C28 C 1.1636(9) 0.0309(4) 0.7244(4) 0.054(2) Uani 1 1 d . . . H28A H 1.1568 -0.0200 0.7170 0.064 Uiso 1 1 calc R . . H28B H 1.2500 0.0257 0.7540 0.064 Uiso 1 1 calc R . . C29 C 0.9949(8) 0.0604(4) 0.7604(4) 0.0426(17) Uani 1 1 d . . . H29 H 0.9529 0.0173 0.7972 0.051 Uiso 1 1 calc R . . C30 C 0.9937(8) 0.1294(4) 0.7936(3) 0.0381(16) Uani 1 1 d . . . H30 H 1.0816 0.1625 0.7685 0.046 Uiso 1 1 calc R . . C31 C 0.6040(10) 0.0827(4) 0.7943(4) 0.054(2) Uani 1 1 d . . . H31A H 0.6211 0.0708 0.8428 0.065 Uiso 1 1 calc R . . H31B H 0.4872 0.1048 0.7912 0.065 Uiso 1 1 calc R . . C32 C 0.6416(11) 0.0093(5) 0.7663(5) 0.079(3) Uani 1 1 d . . . H32A H 0.6894 -0.0336 0.8003 0.095 Uiso 1 1 calc R . . H32B H 0.5384 -0.0046 0.7563 0.095 Uiso 1 1 calc R . . C33 C 0.7672(11) 0.0271(4) 0.7006(4) 0.062(2) Uani 1 1 d . . . H33A H 0.7094 0.0456 0.6599 0.074 Uiso 1 1 calc R . . H33B H 0.8452 -0.0186 0.6949 0.074 Uiso 1 1 calc R . . C34 C 0.8604(8) 0.0901(4) 0.7110(3) 0.0380(16) Uani 1 1 d . . . C35 C 0.7250(8) 0.1397(4) 0.7501(3) 0.0374(16) Uani 1 1 d . . . C36 C 1.0186(10) 0.0969(4) 0.8688(4) 0.052(2) Uani 1 1 d . . . C37 C 1.2202(14) 0.0603(6) 0.9445(5) 0.096(3) Uani 1 1 d DU . . H37A H 1.3318 0.0309 0.9411 0.115 Uiso 1 1 calc R . . H37B H 1.1382 0.0248 0.9696 0.115 Uiso 1 1 calc R . . C38 C 1.218(2) 0.1221(7) 0.9822(6) 0.152(5) Uani 1 1 d DU . . H38A H 1.2999 0.1567 0.9571 0.229 Uiso 1 1 calc R . . H38B H 1.2463 0.0990 1.0281 0.229 Uiso 1 1 calc R . . H38C H 1.1071 0.1505 0.9857 0.229 Uiso 1 1 calc R . . C39 C 0.7634(9) 0.2258(4) 0.8262(3) 0.0381(16) Uani 1 1 d . . . C40 C 0.5908(8) 0.2439(4) 0.8452(3) 0.0373(16) Uani 1 1 d . . . H40 H 0.5134 0.2189 0.8317 0.045 Uiso 1 1 calc R . . C41 C 0.5341(8) 0.2981(4) 0.8835(3) 0.0412(17) Uani 1 1 d . . . C42 C 0.6402(9) 0.3401(4) 0.9026(3) 0.0423(17) Uani 1 1 d . . . C43 C 0.8109(9) 0.3231(4) 0.8830(4) 0.0504(19) Uani 1 1 d . . . H43 H 0.8871 0.3502 0.8947 0.061 Uiso 1 1 calc R . . C44 C 0.8708(9) 0.2669(4) 0.8466(4) 0.0440(18) Uani 1 1 d . . . H44 H 0.9874 0.2558 0.8352 0.053 Uiso 1 1 calc R . . C45 C 0.6678(12) 0.2320(5) 0.5574(4) 0.077(3) Uani 1 1 d . . . H45A H 0.7632 0.1934 0.5526 0.116 Uiso 1 1 calc R . . H45B H 0.6748 0.2742 0.5170 0.116 Uiso 1 1 calc R . . H45C H 0.5646 0.2093 0.5620 0.116 Uiso 1 1 calc R . . C46 C 0.8639(10) 0.3137(5) 0.6326(4) 0.064(2) Uani 1 1 d . . . H46A H 0.8702 0.3219 0.6776 0.096 Uiso 1 1 calc R . . H46B H 0.8609 0.3626 0.5991 0.096 Uiso 1 1 calc R . . H46C H 0.9616 0.2800 0.6189 0.096 Uiso 1 1 calc R . . C47 C 0.4819(11) 0.3444(5) 0.6433(5) 0.069(2) Uani 1 1 d . . . C48 C 0.4893(13) 0.3900(5) 0.6971(5) 0.087(3) Uani 1 1 d . . . H48A H 0.4001 0.4324 0.6942 0.130 Uiso 1 1 calc R . . H48B H 0.5971 0.4100 0.6882 0.130 Uiso 1 1 calc R . . H48C H 0.4755 0.3566 0.7429 0.130 Uiso 1 1 calc R . . C49 C 0.4802(16) 0.4038(6) 0.5724(5) 0.109(4) Uani 1 1 d . . . H49A H 0.4451 0.3806 0.5396 0.164 Uiso 1 1 calc R . . H49B H 0.5921 0.4189 0.5553 0.164 Uiso 1 1 calc R . . H49C H 0.4024 0.4487 0.5782 0.164 Uiso 1 1 calc R . . C50 C 0.3189(13) 0.3080(7) 0.6614(8) 0.142(6) Uani 1 1 d . . . H50A H 0.3142 0.2743 0.7071 0.213 Uiso 1 1 calc R . . H50B H 0.3136 0.2786 0.6280 0.213 Uiso 1 1 calc R . . H50C H 0.2246 0.3480 0.6606 0.213 Uiso 1 1 calc R . . N1 N 0.8266(6) 0.1702(3) 0.7890(3) 0.0381(14) Uani 1 1 d . . . N2 N 0.0186(7) 0.7472(3) 0.7641(3) 0.0392(14) Uani 1 1 d . . . N3 N 0.4771(9) 0.8779(4) 0.6214(4) 0.0567(18) Uani 1 1 d . . . N4 N 0.3504(9) 0.3112(4) 0.9030(4) 0.0616(19) Uani 1 1 d . . . O1 O 0.0223(6) 0.5814(2) 0.8226(2) 0.0485(12) Uani 1 1 d . . . O2 O 0.0060(8) 0.8654(3) 0.8366(3) 0.0729(17) Uani 1 1 d . . . O3 O 0.2427(7) 0.8028(3) 0.8759(3) 0.0693(16) Uani 1 1 d . . . O4 O 0.5737(8) 0.8638(4) 0.5717(4) 0.102(2) Uani 1 1 d . . . O5 O 0.5225(8) 0.9009(4) 0.6662(5) 0.110(3) Uani 1 1 d . . . O6 O -0.1342(5) 0.6729(2) 0.7187(2) 0.0428(12) Uani 1 1 d . . . O7 O 0.9272(6) 0.1386(3) 0.6491(2) 0.0552(14) Uani 1 1 d . . . O8 O 0.9109(7) 0.0733(3) 0.9138(3) 0.0742(17) Uani 1 1 d . . . O9 O 1.1781(7) 0.0965(3) 0.8760(3) 0.0705(16) Uani 1 1 d U . . O10 O 0.2975(8) 0.3174(5) 0.9609(4) 0.114(3) Uani 1 1 d . . . O11 O 0.2598(8) 0.3122(5) 0.8612(4) 0.103(2) Uani 1 1 d . . . O12 O 0.6324(5) 0.1993(2) 0.7085(2) 0.0426(11) Uani 1 1 d . . . Si1 Si -0.0491(3) 0.60152(12) 0.68091(12) 0.0552(6) Uani 1 1 d . . . Si2 Si 0.6697(3) 0.26877(12) 0.63677(11) 0.0483(5) Uani 1 1 d . . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_23 _atom_site_aniso_U_13 _atom_site_aniso_U_12 Br1 0.0723(6) 0.0496(5) 0.0470(5) 0.0033(4) 0.0011(4) -0.0157(4) Br2 0.0734(6) 0.0606(6) 0.0896(7) -0.0451(5) 0.0029(5) -0.0039(5) C1 0.077(6) 0.041(5) 0.064(6) -0.006(4) -0.016(5) 0.010(4) C2 0.063(5) 0.048(5) 0.053(5) 0.008(4) -0.010(4) 0.014(4) C3 0.061(5) 0.059(5) 0.036(4) -0.004(4) -0.008(4) -0.004(4) C4 0.043(4) 0.036(4) 0.042(4) 0.000(3) 0.003(3) -0.001(3) C5 0.040(4) 0.036(4) 0.038(4) -0.001(3) -0.012(3) -0.005(3) C6 0.027(4) 0.041(4) 0.035(4) -0.006(3) 0.002(3) -0.008(3) C7 0.036(4) 0.051(5) 0.069(5) -0.009(4) -0.010(4) -0.002(4) C8 0.048(6) 0.078(7) 0.124(9) 0.001(6) 0.013(5) 0.002(5) C9 0.051(5) 0.057(5) 0.057(5) -0.001(4) 0.014(4) -0.016(4) C10 0.039(4) 0.031(4) 0.039(4) -0.001(3) 0.001(3) 0.003(3) C11 0.057(5) 0.048(5) 0.040(4) -0.006(4) -0.014(4) -0.006(4) C12 0.142(10) 0.075(7) 0.138(10) -0.056(7) -0.072(9) 0.011(7) C13 0.188(14) 0.116(10) 0.166(12) -0.072(9) -0.114(11) 0.007(9) C14 0.034(4) 0.035(4) 0.045(4) -0.007(3) -0.006(3) -0.003(3) C15 0.039(4) 0.033(4) 0.044(4) -0.002(3) -0.015(3) -0.001(3) C16 0.037(4) 0.032(4) 0.053(5) -0.009(3) -0.004(4) -0.009(3) C17 0.038(4) 0.035(4) 0.034(4) -0.002(3) -0.005(3) -0.009(3) C18 0.051(5) 0.040(4) 0.046(4) -0.006(3) -0.015(4) -0.005(4) C19 0.038(4) 0.037(4) 0.044(4) 0.000(3) -0.010(3) -0.005(3) C20 0.062(6) 0.098(7) 0.097(7) -0.040(6) -0.014(5) 0.005(5) C21 0.182(12) 0.051(6) 0.081(7) -0.006(5) -0.040(7) -0.038(7) C22 0.188(13) 0.078(7) 0.088(8) -0.044(6) -0.038(8) -0.013(8) C23 0.080(6) 0.069(6) 0.052(5) -0.022(4) -0.003(4) -0.029(5) C24 0.126(9) 0.078(7) 0.063(6) -0.015(5) -0.012(6) -0.029(6) C25 0.098(9) 0.193(13) 0.092(8) -0.017(8) -0.030(7) -0.057(9) C26 0.081(7) 0.064(6) 0.050(5) -0.022(4) 0.020(5) 0.005(5) C27 0.055(5) 0.064(6) 0.074(6) -0.027(5) 0.018(5) 0.001(4) C28 0.046(5) 0.048(5) 0.065(5) -0.022(4) -0.001(4) 0.008(4) C29 0.043(4) 0.035(4) 0.047(4) -0.009(3) 0.002(3) -0.005(3) C30 0.036(4) 0.034(4) 0.041(4) -0.005(3) -0.003(3) -0.003(3) C31 0.054(5) 0.045(5) 0.062(5) -0.013(4) 0.001(4) -0.012(4) C32 0.064(6) 0.053(5) 0.126(8) -0.043(5) 0.017(6) -0.021(5) C33 0.083(6) 0.043(5) 0.070(6) -0.032(4) -0.015(5) -0.004(4) C34 0.039(4) 0.027(4) 0.043(4) -0.007(3) 0.000(3) 0.001(3) C35 0.036(4) 0.035(4) 0.042(4) -0.012(3) -0.005(3) 0.000(3) C36 0.047(5) 0.045(5) 0.062(5) -0.012(4) -0.003(4) 0.000(4) C37 0.092(6) 0.108(7) 0.079(6) 0.009(5) -0.030(5) -0.019(5) C38 0.219(12) 0.157(11) 0.095(9) -0.004(8) -0.044(9) -0.081(10) C39 0.044(4) 0.029(4) 0.040(4) -0.005(3) -0.008(3) 0.000(3) C40 0.034(4) 0.038(4) 0.045(4) -0.021(3) -0.009(3) 0.006(3) C41 0.036(4) 0.043(4) 0.042(4) -0.008(3) 0.000(3) -0.003(3) C42 0.043(4) 0.035(4) 0.045(4) -0.008(3) 0.001(3) -0.007(3) C43 0.038(4) 0.059(5) 0.058(5) -0.018(4) -0.010(4) -0.006(4) C44 0.032(4) 0.052(5) 0.053(5) -0.024(4) 0.000(3) -0.005(3) C45 0.093(7) 0.082(7) 0.062(6) -0.018(5) -0.024(5) -0.005(5) C46 0.074(6) 0.056(5) 0.063(5) -0.010(4) -0.013(4) -0.014(4) C47 0.073(6) 0.046(5) 0.088(7) -0.010(5) -0.029(5) -0.001(4) C48 0.098(8) 0.053(6) 0.102(8) -0.020(5) -0.018(6) 0.018(5) C49 0.148(11) 0.084(8) 0.096(8) -0.013(6) -0.062(8) 0.025(7) C50 0.058(7) 0.099(9) 0.280(18) -0.064(10) -0.051(9) 0.023(6) N1 0.031(3) 0.038(3) 0.050(3) -0.023(3) -0.006(3) 0.006(3) N2 0.037(3) 0.044(3) 0.035(3) -0.001(3) -0.004(3) -0.015(3) N3 0.046(4) 0.046(4) 0.068(5) 0.006(4) -0.006(4) -0.010(3) N4 0.044(4) 0.073(5) 0.071(5) -0.038(4) 0.006(4) 0.001(4) O1 0.060(3) 0.033(3) 0.048(3) -0.005(2) -0.010(2) 0.005(2) O2 0.083(4) 0.046(3) 0.095(5) -0.025(3) -0.030(4) 0.008(3) O3 0.074(4) 0.052(3) 0.096(4) -0.021(3) -0.048(4) -0.004(3) O4 0.057(4) 0.116(6) 0.118(6) -0.018(5) 0.014(4) -0.010(4) O5 0.067(5) 0.126(6) 0.158(8) -0.054(6) -0.020(5) -0.034(4) O6 0.040(3) 0.039(3) 0.050(3) -0.010(2) -0.005(2) -0.009(2) O7 0.061(3) 0.050(3) 0.045(3) -0.011(2) 0.006(3) 0.008(3) O8 0.069(4) 0.092(4) 0.050(3) 0.007(3) 0.001(3) -0.021(3) O9 0.045(3) 0.101(4) 0.058(3) 0.003(3) -0.017(3) -0.011(3) O10 0.070(4) 0.187(8) 0.106(6) -0.095(6) 0.032(4) -0.031(5) O11 0.043(4) 0.158(7) 0.115(6) -0.055(5) -0.008(4) 0.001(4) O12 0.042(3) 0.039(3) 0.046(3) -0.008(2) -0.010(2) -0.003(2) Si1 0.0625(15) 0.0427(13) 0.0618(14) -0.0149(11) -0.0064(11) -0.0083(11) Si2 0.0576(14) 0.0395(12) 0.0501(13) -0.0095(10) -0.0154(10) -0.0051(10) _geom_special_details ; All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. ; loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_site_symmetry_2 _geom_bond_publ_flag Br1 C17 1.862(6) . ? Br2 C42 1.850(7) . ? C1 O1 1.426(8) . ? C1 C2 1.482(11) . ? C1 H1A 0.9700 . ? C1 H1B 0.9700 . ? C2 C3 1.497(10) . ? C2 H2A 0.9700 . ? C2 H2B 0.9700 . ? C3 C4 1.529(9) . ? C3 H3A 0.9700 . ? C3 H3B 0.9700 . ? C4 C10 1.520(10) . ? C4 C5 1.531(9) . ? C4 H4 0.9800 . ? C5 N2 1.445(8) . ? C5 C11 1.511(10) . ? C5 H5 0.9800 . ? C6 O6 1.389(7) . ? C6 N2 1.456(8) . ? C6 C7 1.481(9) . ? C6 C10 1.533(9) . ? C7 C8 1.511(10) . ? C7 H7A 0.9700 . ? C7 H7B 0.9700 . ? C8 C9 1.497(11) . ? C8 H8A 0.9700 . ? C8 H8B 0.9700 . ? C9 C10 1.520(9) . ? C9 H9A 0.9700 . ? C9 H9B 0.9700 . ? C10 O1 1.423(8) . ? C11 O2 1.206(8) . ? C11 O3 1.305(9) . ? C12 C13 1.405(13) . ? C12 O3 1.457(10) . ? C12 H12A 0.9700 . ? C12 H12B 0.9700 . ? C13 H13A 0.9600 . ? C13 H13B 0.9600 . ? C13 H13C 0.9600 . ? C14 C19 1.369(9) . ? C14 N2 1.373(8) . ? C14 C15 1.387(9) . ? C15 C16 1.368(9) . ? C15 H15 0.9300 . ? C16 C17 1.404(9) . ? C16 N3 1.436(9) . ? C17 C18 1.366(9) . ? C18 C19 1.370(9) . ? C18 H18 0.9300 . ? C19 H19 0.9300 . ? C20 Si1 1.854(9) . ? C20 H20A 0.9600 . ? C20 H20B 0.9600 . ? C20 H20C 0.9600 . ? C21 Si1 1.869(9) . ? C21 H21A 0.9600 . ? C21 H21B 0.9600 . ? C21 H21C 0.9600 . ? C22 C23 1.544(11) . ? C22 H22A 0.9600 . ? C22 H22B 0.9600 . ? C22 H22C 0.9600 . ? C23 C24 1.522(11) . ? C23 C25 1.545(13) . ? C23 Si1 1.860(9) . ? C24 H24A 0.9600 . ? C24 H24B 0.9600 . ? C24 H24C 0.9600 . ? C25 H25A 0.9600 . ? C25 H25B 0.9600 . ? C25 H25C 0.9600 . ? C26 O7 1.406(8) . ? C26 C27 1.495(11) . ? C26 H26A 0.9700 . ? C26 H26B 0.9700 . ? C27 C28 1.512(10) . ? C27 H27A 0.9700 . ? C27 H27B 0.9700 . ? C28 C29 1.507(9) . ? C28 H28A 0.9700 . ? C28 H28B 0.9700 . ? C29 C34 1.541(10) . ? C29 C30 1.541(9) . ? C29 H29 0.9800 . ? C30 N1 1.437(8) . ? C30 C36 1.508(10) . ? C30 H30 0.9800 . ? C31 C32 1.522(10) . ? C31 C35 1.524(9) . ? C31 H31A 0.9700 . ? C31 H31B 0.9700 . ? C32 C33 1.509(11) . ? C32 H32A 0.9700 . ? C32 H32B 0.9700 . ? C33 C34 1.520(9) . ? C33 H33A 0.9700 . ? C33 H33B 0.9700 . ? C34 O7 1.395(7) . ? C34 C35 1.532(9) . ? C35 O12 1.387(7) . ? C35 N1 1.464(8) . ? C36 O8 1.178(8) . ? C36 O9 1.316(9) . ? C37 O9 1.439(10) . ? C37 C38 1.484(9) . ? C37 H37A 0.9700 . ? C37 H37B 0.9700 . ? C38 H38A 0.9600 . ? C38 H38B 0.9600 . ? C38 H38C 0.9600 . ? C39 N1 1.374(8) . ? C39 C40 1.386(9) . ? C39 C44 1.388(9) . ? C40 C41 1.362(9) . ? C40 H40 0.9300 . ? C41 C42 1.376(9) . ? C41 N4 1.460(9) . ? C42 C43 1.370(9) . ? C43 C44 1.369(9) . ? C43 H43 0.9300 . ? C44 H44 0.9300 . ? C45 Si2 1.869(8) . ? C45 H45A 0.9600 . ? C45 H45B 0.9600 . ? C45 H45C 0.9600 . ? C46 Si2 1.845(8) . ? C46 H46A 0.9600 . ? C46 H46B 0.9600 . ? C46 H46C 0.9600 . ? C47 C50 1.501(13) . ? C47 C48 1.520(12) . ? C47 C49 1.547(12) . ? C47 Si2 1.880(9) . ? C48 H48A 0.9600 . ? C48 H48B 0.9600 . ? C48 H48C 0.9600 . ? C49 H49A 0.9600 . ? C49 H49B 0.9600 . ? C49 H49C 0.9600 . ? C50 H50A 0.9600 . ? C50 H50B 0.9600 . ? C50 H50C 0.9600 . ? N3 O4 1.204(8) . ? N3 O5 1.206(8) . ? N4 O10 1.188(8) . ? N4 O11 1.200(8) . ? O6 Si1 1.646(5) . ? O12 Si2 1.662(5) . ? loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle_publ_flag O1 C1 C2 108.9(6) . . ? O1 C1 H1A 109.9 . . ? C2 C1 H1A 109.9 . . ? O1 C1 H1B 109.9 . . ? C2 C1 H1B 109.9 . . ? H1A C1 H1B 108.3 . . ? C1 C2 C3 112.9(7) . . ? C1 C2 H2A 109.0 . . ? C3 C2 H2A 109.0 . . ? C1 C2 H2B 109.0 . . ? C3 C2 H2B 109.0 . . ? H2A C2 H2B 107.8 . . ? C2 C3 C4 111.1(6) . . ? C2 C3 H3A 109.4 . . ? C4 C3 H3A 109.4 . . ? C2 C3 H3B 109.4 . . ? C4 C3 H3B 109.4 . . ? H3A C3 H3B 108.0 . . ? C10 C4 C3 113.4(6) . . ? C10 C4 C5 102.4(5) . . ? C3 C4 C5 114.8(6) . . ? C10 C4 H4 108.7 . . ? C3 C4 H4 108.7 . . ? C5 C4 H4 108.7 . . ? N2 C5 C11 111.5(6) . . ? N2 C5 C4 104.1(5) . . ? C11 C5 C4 108.8(6) . . ? N2 C5 H5 110.8 . . ? C11 C5 H5 110.8 . . ? C4 C5 H5 110.8 . . ? O6 C6 N2 112.6(5) . . ? O6 C6 C7 108.3(6) . . ? N2 C6 C7 116.9(6) . . ? O6 C6 C10 113.7(5) . . ? N2 C6 C10 101.8(5) . . ? C7 C6 C10 103.2(5) . . ? C6 C7 C8 104.7(6) . . ? C6 C7 H7A 110.8 . . ? C8 C7 H7A 110.8 . . ? C6 C7 H7B 110.8 . . ? C8 C7 H7B 110.8 . . ? H7A C7 H7B 108.9 . . ? C9 C8 C7 107.2(7) . . ? C9 C8 H8A 110.3 . . ? C7 C8 H8A 110.3 . . ? C9 C8 H8B 110.3 . . ? C7 C8 H8B 110.3 . . ? H8A C8 H8B 108.5 . . ? C8 C9 C10 105.8(6) . . ? C8 C9 H9A 110.6 . . ? C10 C9 H9A 110.6 . . ? C8 C9 H9B 110.6 . . ? C10 C9 H9B 110.6 . . ? H9A C9 H9B 108.7 . . ? O1 C10 C9 115.3(6) . . ? O1 C10 C4 109.6(6) . . ? C9 C10 C4 114.4(6) . . ? O1 C10 C6 107.7(5) . . ? C9 C10 C6 105.4(6) . . ? C4 C10 C6 103.4(5) . . ? O2 C11 O3 124.6(7) . . ? O2 C11 C5 125.3(7) . . ? O3 C11 C5 110.1(7) . . ? C13 C12 O3 109.6(9) . . ? C13 C12 H12A 109.8 . . ? O3 C12 H12A 109.8 . . ? C13 C12 H12B 109.8 . . ? O3 C12 H12B 109.8 . . ? H12A C12 H12B 108.2 . . ? C12 C13 H13A 109.5 . . ? C12 C13 H13B 109.5 . . ? H13A C13 H13B 109.5 . . ? C12 C13 H13C 109.5 . . ? H13A C13 H13C 109.5 . . ? H13B C13 H13C 109.5 . . ? C19 C14 N2 123.2(6) . . ? C19 C14 C15 117.9(6) . . ? N2 C14 C15 119.0(6) . . ? C16 C15 C14 119.9(6) . . ? C16 C15 H15 120.0 . . ? C14 C15 H15 120.0 . . ? C15 C16 C17 122.2(6) . . ? C15 C16 N3 117.9(6) . . ? C17 C16 N3 119.9(6) . . ? C18 C17 C16 116.6(6) . . ? C18 C17 Br1 120.1(5) . . ? C16 C17 Br1 123.1(5) . . ? C17 C18 C19 121.4(7) . . ? C17 C18 H18 119.3 . . ? C19 C18 H18 119.3 . . ? C14 C19 C18 122.0(6) . . ? C14 C19 H19 119.0 . . ? C18 C19 H19 119.0 . . ? Si1 C20 H20A 109.5 . . ? Si1 C20 H20B 109.5 . . ? H20A C20 H20B 109.5 . . ? Si1 C20 H20C 109.5 . . ? H20A C20 H20C 109.5 . . ? H20B C20 H20C 109.5 . . ? Si1 C21 H21A 109.5 . . ? Si1 C21 H21B 109.5 . . ? H21A C21 H21B 109.5 . . ? Si1 C21 H21C 109.5 . . ? H21A C21 H21C 109.5 . . ? H21B C21 H21C 109.5 . . ? C23 C22 H22A 109.5 . . ? C23 C22 H22B 109.5 . . ? H22A C22 H22B 109.5 . . ? C23 C22 H22C 109.5 . . ? H22A C22 H22C 109.5 . . ? H22B C22 H22C 109.5 . . ? C24 C23 C22 107.0(7) . . ? C24 C23 C25 108.3(8) . . ? C22 C23 C25 107.8(8) . . ? C24 C23 Si1 113.3(6) . . ? C22 C23 Si1 109.5(7) . . ? C25 C23 Si1 110.6(6) . . ? C23 C24 H24A 109.5 . . ? C23 C24 H24B 109.5 . . ? H24A C24 H24B 109.5 . . ? C23 C24 H24C 109.5 . . ? H24A C24 H24C 109.5 . . ? H24B C24 H24C 109.5 . . ? C23 C25 H25A 109.5 . . ? C23 C25 H25B 109.5 . . ? H25A C25 H25B 109.5 . . ? C23 C25 H25C 109.5 . . ? H25A C25 H25C 109.5 . . ? H25B C25 H25C 109.5 . . ? O7 C26 C27 109.5(6) . . ? O7 C26 H26A 109.8 . . ? C27 C26 H26A 109.8 . . ? O7 C26 H26B 109.8 . . ? C27 C26 H26B 109.8 . . ? H26A C26 H26B 108.2 . . ? C26 C27 C28 110.7(7) . . ? C26 C27 H27A 109.5 . . ? C28 C27 H27A 109.5 . . ? C26 C27 H27B 109.5 . . ? C28 C27 H27B 109.5 . . ? H27A C27 H27B 108.1 . . ? C29 C28 C27 111.3(6) . . ? C29 C28 H28A 109.4 . . ? C27 C28 H28A 109.4 . . ? C29 C28 H28B 109.4 . . ? C27 C28 H28B 109.4 . . ? H28A C28 H28B 108.0 . . ? C28 C29 C34 113.0(6) . . ? C28 C29 C30 116.6(6) . . ? C34 C29 C30 103.1(5) . . ? C28 C29 H29 107.9 . . ? C34 C29 H29 107.9 . . ? C30 C29 H29 107.9 . . ? N1 C30 C36 110.7(5) . . ? N1 C30 C29 104.0(5) . . ? C36 C30 C29 107.8(5) . . ? N1 C30 H30 111.4 . . ? C36 C30 H30 111.4 . . ? C29 C30 H30 111.4 . . ? C32 C31 C35 107.4(6) . . ? C32 C31 H31A 110.2 . . ? C35 C31 H31A 110.2 . . ? C32 C31 H31B 110.2 . . ? C35 C31 H31B 110.2 . . ? H31A C31 H31B 108.5 . . ? C33 C32 C31 106.6(6) . . ? C33 C32 H32A 110.4 . . ? C31 C32 H32A 110.4 . . ? C33 C32 H32B 110.4 . . ? C31 C32 H32B 110.4 . . ? H32A C32 H32B 108.6 . . ? C32 C33 C34 104.2(6) . . ? C32 C33 H33A 110.9 . . ? C34 C33 H33A 110.9 . . ? C32 C33 H33B 110.9 . . ? C34 C33 H33B 110.9 . . ? H33A C33 H33B 108.9 . . ? O7 C34 C33 114.1(6) . . ? O7 C34 C35 107.7(5) . . ? C33 C34 C35 104.7(5) . . ? O7 C34 C29 110.9(5) . . ? C33 C34 C29 114.4(6) . . ? C35 C34 C29 104.0(5) . . ? O12 C35 N1 111.2(5) . . ? O12 C35 C31 108.4(6) . . ? N1 C35 C31 115.5(6) . . ? O12 C35 C34 115.4(5) . . ? N1 C35 C34 102.0(5) . . ? C31 C35 C34 104.3(5) . . ? O8 C36 O9 125.5(8) . . ? O8 C36 C30 124.3(7) . . ? O9 C36 C30 110.2(6) . . ? O9 C37 C38 108.2(9) . . ? O9 C37 H37A 110.1 . . ? C38 C37 H37A 110.1 . . ? O9 C37 H37B 110.1 . . ? C38 C37 H37B 110.1 . . ? H37A C37 H37B 108.4 . . ? C37 C38 H38A 109.5 . . ? C37 C38 H38B 109.5 . . ? H38A C38 H38B 109.5 . . ? C37 C38 H38C 109.5 . . ? H38A C38 H38C 109.5 . . ? H38B C38 H38C 109.5 . . ? N1 C39 C40 122.3(6) . . ? N1 C39 C44 121.2(6) . . ? C40 C39 C44 116.5(6) . . ? C41 C40 C39 120.2(6) . . ? C41 C40 H40 119.9 . . ? C39 C40 H40 119.9 . . ? C40 C41 C42 123.3(6) . . ? C40 C41 N4 116.2(6) . . ? C42 C41 N4 120.6(6) . . ? C43 C42 C41 116.6(6) . . ? C43 C42 Br2 118.4(5) . . ? C41 C42 Br2 124.8(5) . . ? C44 C43 C42 121.0(7) . . ? C44 C43 H43 119.5 . . ? C42 C43 H43 119.5 . . ? C43 C44 C39 122.3(7) . . ? C43 C44 H44 118.9 . . ? C39 C44 H44 118.9 . . ? Si2 C45 H45A 109.5 . . ? Si2 C45 H45B 109.5 . . ? H45A C45 H45B 109.5 . . ? Si2 C45 H45C 109.5 . . ? H45A C45 H45C 109.5 . . ? H45B C45 H45C 109.5 . . ? Si2 C46 H46A 109.5 . . ? Si2 C46 H46B 109.5 . . ? H46A C46 H46B 109.5 . . ? Si2 C46 H46C 109.5 . . ? H46A C46 H46C 109.5 . . ? H46B C46 H46C 109.5 . . ? C50 C47 C48 108.8(9) . . ? C50 C47 C49 108.7(9) . . ? C48 C47 C49 106.7(7) . . ? C50 C47 Si2 110.9(6) . . ? C48 C47 Si2 112.4(6) . . ? C49 C47 Si2 109.2(7) . . ? C47 C48 H48A 109.5 . . ? C47 C48 H48B 109.5 . . ? H48A C48 H48B 109.5 . . ? C47 C48 H48C 109.5 . . ? H48A C48 H48C 109.5 . . ? H48B C48 H48C 109.5 . . ? C47 C49 H49A 109.5 . . ? C47 C49 H49B 109.5 . . ? H49A C49 H49B 109.5 . . ? C47 C49 H49C 109.5 . . ? H49A C49 H49C 109.5 . . ? H49B C49 H49C 109.5 . . ? C47 C50 H50A 109.5 . . ? C47 C50 H50B 109.5 . . ? H50A C50 H50B 109.5 . . ? C47 C50 H50C 109.5 . . ? H50A C50 H50C 109.5 . . ? H50B C50 H50C 109.5 . . ? C39 N1 C30 121.4(5) . . ? C39 N1 C35 123.8(5) . . ? C30 N1 C35 114.3(5) . . ? C14 N2 C5 122.1(5) . . ? C14 N2 C6 125.0(6) . . ? C5 N2 C6 113.0(5) . . ? O4 N3 O5 122.3(8) . . ? O4 N3 C16 118.5(8) . . ? O5 N3 C16 119.0(7) . . ? O10 N4 O11 122.9(8) . . ? O10 N4 C41 118.1(8) . . ? O11 N4 C41 118.9(7) . . ? C10 O1 C1 114.1(5) . . ? C11 O3 C12 116.9(7) . . ? C6 O6 Si1 142.4(4) . . ? C34 O7 C26 114.6(5) . . ? C36 O9 C37 115.1(7) . . ? C35 O12 Si2 137.8(4) . . ? O6 Si1 C20 108.9(3) . . ? O6 Si1 C23 102.2(3) . . ? C20 Si1 C23 112.1(4) . . ? O6 Si1 C21 113.9(4) . . ? C20 Si1 C21 111.7(5) . . ? C23 Si1 C21 107.9(4) . . ? O12 Si2 C46 113.2(3) . . ? O12 Si2 C45 110.4(3) . . ? C46 Si2 C45 112.6(4) . . ? O12 Si2 C47 104.1(3) . . ? C46 Si2 C47 108.4(4) . . ? C45 Si2 C47 107.7(4) . . ? loop_ _geom_torsion_atom_site_label_1 _geom_torsion_atom_site_label_2 _geom_torsion_atom_site_label_3 _geom_torsion_atom_site_label_4 _geom_torsion _geom_torsion_site_symmetry_1 _geom_torsion_site_symmetry_2 _geom_torsion_site_symmetry_3 _geom_torsion_site_symmetry_4 _geom_torsion_publ_flag O1 C1 C2 C3 57.0(9) . . . . ? C1 C2 C3 C4 -48.3(9) . . . . ? C2 C3 C4 C10 44.1(8) . . . . ? C2 C3 C4 C5 -73.1(8) . . . . ? C10 C4 C5 N2 28.5(6) . . . . ? C3 C4 C5 N2 151.8(6) . . . . ? C10 C4 C5 C11 147.5(6) . . . . ? C3 C4 C5 C11 -89.2(7) . . . . ? O6 C6 C7 C8 83.7(7) . . . . ? N2 C6 C7 C8 -147.8(7) . . . . ? C10 C6 C7 C8 -37.1(8) . . . . ? C6 C7 C8 C9 27.6(10) . . . . ? C7 C8 C9 C10 -6.3(10) . . . . ? C8 C9 C10 O1 -135.1(7) . . . . ? C8 C9 C10 C4 96.5(8) . . . . ? C8 C9 C10 C6 -16.4(8) . . . . ? C3 C4 C10 O1 -48.7(7) . . . . ? C5 C4 C10 O1 75.6(6) . . . . ? C3 C4 C10 C9 82.6(7) . . . . ? C5 C4 C10 C9 -153.2(6) . . . . ? C3 C4 C10 C6 -163.3(5) . . . . ? C5 C4 C10 C6 -39.1(6) . . . . ? O6 C6 C10 O1 39.8(7) . . . . ? N2 C6 C10 O1 -81.5(6) . . . . ? C7 C6 C10 O1 156.9(5) . . . . ? O6 C6 C10 C9 -83.7(6) . . . . ? N2 C6 C10 C9 154.9(5) . . . . ? C7 C6 C10 C9 33.3(7) . . . . ? O6 C6 C10 C4 155.8(5) . . . . ? N2 C6 C10 C4 34.5(6) . . . . ? C7 C6 C10 C4 -87.1(6) . . . . ? N2 C5 C11 O2 31.8(10) . . . . ? C4 C5 C11 O2 -82.4(9) . . . . ? N2 C5 C11 O3 -149.6(6) . . . . ? C4 C5 C11 O3 96.2(7) . . . . ? C19 C14 C15 C16 -1.7(10) . . . . ? N2 C14 C15 C16 179.4(6) . . . . ? C14 C15 C16 C17 1.3(10) . . . . ? C14 C15 C16 N3 -180.0(6) . . . . ? C15 C16 C17 C18 -0.2(10) . . . . ? N3 C16 C17 C18 -178.9(7) . . . . ? C15 C16 C17 Br1 175.3(5) . . . . ? N3 C16 C17 Br1 -3.4(9) . . . . ? C16 C17 C18 C19 -0.4(10) . . . . ? Br1 C17 C18 C19 -176.1(5) . . . . ? N2 C14 C19 C18 179.9(6) . . . . ? C15 C14 C19 C18 1.1(10) . . . . ? C17 C18 C19 C14 0.0(11) . . . . ? O7 C26 C27 C28 58.6(9) . . . . ? C26 C27 C28 C29 -50.4(9) . . . . ? C27 C28 C29 C34 44.5(8) . . . . ? C27 C28 C29 C30 -74.7(8) . . . . ? C28 C29 C30 N1 149.8(6) . . . . ? C34 C29 C30 N1 25.5(6) . . . . ? C28 C29 C30 C36 -92.7(7) . . . . ? C34 C29 C30 C36 143.0(6) . . . . ? C35 C31 C32 C33 -7.3(9) . . . . ? C31 C32 C33 C34 26.7(9) . . . . ? C32 C33 C34 O7 -153.7(6) . . . . ? C32 C33 C34 C35 -36.2(8) . . . . ? C32 C33 C34 C29 77.0(8) . . . . ? C28 C29 C34 O7 -46.8(7) . . . . ? C30 C29 C34 O7 79.9(6) . . . . ? C28 C29 C34 C33 84.0(7) . . . . ? C30 C29 C34 C33 -149.2(6) . . . . ? C28 C29 C34 C35 -162.3(5) . . . . ? C30 C29 C34 C35 -35.6(6) . . . . ? C32 C31 C35 O12 108.6(7) . . . . ? C32 C31 C35 N1 -125.9(7) . . . . ? C32 C31 C35 C34 -14.9(8) . . . . ? O7 C34 C35 O12 34.5(7) . . . . ? C33 C34 C35 O12 -87.4(7) . . . . ? C29 C34 C35 O12 152.2(5) . . . . ? O7 C34 C35 N1 -86.2(6) . . . . ? C33 C34 C35 N1 151.9(5) . . . . ? C29 C34 C35 N1 31.6(6) . . . . ? O7 C34 C35 C31 153.3(6) . . . . ? C33 C34 C35 C31 31.5(7) . . . . ? C29 C34 C35 C31 -88.9(6) . . . . ? N1 C30 C36 O8 34.5(10) . . . . ? C29 C30 C36 O8 -78.6(9) . . . . ? N1 C30 C36 O9 -147.5(6) . . . . ? C29 C30 C36 O9 99.4(7) . . . . ? N1 C39 C40 C41 178.4(6) . . . . ? C44 C39 C40 C41 -1.6(10) . . . . ? C39 C40 C41 C42 3.1(11) . . . . ? C39 C40 C41 N4 -177.9(6) . . . . ? C40 C41 C42 C43 -2.1(10) . . . . ? N4 C41 C42 C43 178.9(7) . . . . ? C40 C41 C42 Br2 174.1(5) . . . . ? N4 C41 C42 Br2 -4.8(10) . . . . ? C41 C42 C43 C44 -0.3(10) . . . . ? Br2 C42 C43 C44 -176.8(6) . . . . ? C42 C43 C44 C39 1.6(11) . . . . ? N1 C39 C44 C43 179.3(6) . . . . ? C40 C39 C44 C43 -0.7(10) . . . . ? C40 C39 N1 C30 -154.1(6) . . . . ? C44 C39 N1 C30 25.9(9) . . . . ? C40 C39 N1 C35 16.9(9) . . . . ? C44 C39 N1 C35 -163.0(6) . . . . ? C36 C30 N1 C39 50.5(8) . . . . ? C29 C30 N1 C39 166.0(6) . . . . ? C36 C30 N1 C35 -121.3(6) . . . . ? C29 C30 N1 C35 -5.8(7) . . . . ? O12 C35 N1 C39 48.5(8) . . . . ? C31 C35 N1 C39 -75.6(8) . . . . ? C34 C35 N1 C39 172.1(6) . . . . ? O12 C35 N1 C30 -139.9(5) . . . . ? C31 C35 N1 C30 96.0(6) . . . . ? C34 C35 N1 C30 -16.4(7) . . . . ? C19 C14 N2 C5 -159.7(6) . . . . ? C15 C14 N2 C5 19.1(9) . . . . ? C19 C14 N2 C6 21.5(10) . . . . ? C15 C14 N2 C6 -159.7(6) . . . . ? C11 C5 N2 C14 56.9(8) . . . . ? C4 C5 N2 C14 174.0(6) . . . . ? C11 C5 N2 C6 -124.2(6) . . . . ? C4 C5 N2 C6 -7.1(7) . . . . ? O6 C6 N2 C14 39.7(8) . . . . ? C7 C6 N2 C14 -86.7(8) . . . . ? C10 C6 N2 C14 161.8(6) . . . . ? O6 C6 N2 C5 -139.2(6) . . . . ? C7 C6 N2 C5 94.4(7) . . . . ? C10 C6 N2 C5 -17.1(7) . . . . ? C15 C16 N3 O4 124.4(8) . . . . ? C17 C16 N3 O4 -56.9(10) . . . . ? C15 C16 N3 O5 -50.7(10) . . . . ? C17 C16 N3 O5 128.0(8) . . . . ? C40 C41 N4 O10 137.0(8) . . . . ? C42 C41 N4 O10 -44.0(11) . . . . ? C40 C41 N4 O11 -40.1(10) . . . . ? C42 C41 N4 O11 138.9(8) . . . . ? C9 C10 O1 C1 -71.1(8) . . . . ? C4 C10 O1 C1 59.7(7) . . . . ? C6 C10 O1 C1 171.6(6) . . . . ? C2 C1 O1 C10 -64.1(8) . . . . ? O2 C11 O3 C12 2.4(12) . . . . ? C5 C11 O3 C12 -176.2(8) . . . . ? C13 C12 O3 C11 161.2(10) . . . . ? N2 C6 O6 Si1 77.2(8) . . . . ? C7 C6 O6 Si1 -151.9(5) . . . . ? C10 C6 O6 Si1 -37.9(9) . . . . ? C33 C34 O7 C26 -73.7(8) . . . . ? C35 C34 O7 C26 170.5(6) . . . . ? C29 C34 O7 C26 57.4(8) . . . . ? C27 C26 O7 C34 -64.1(8) . . . . ? O8 C36 O9 C37 3.3(12) . . . . ? C30 C36 O9 C37 -174.7(7) . . . . ? C38 C37 O9 C36 -98.4(10) . . . . ? N1 C35 O12 Si2 70.0(7) . . . . ? C31 C35 O12 Si2 -162.0(5) . . . . ? C34 C35 O12 Si2 -45.5(8) . . . . ? C6 O6 Si1 C20 -57.5(7) . . . . ? C6 O6 Si1 C23 -176.2(6) . . . . ? C6 O6 Si1 C21 67.8(8) . . . . ? C24 C23 Si1 O6 61.3(7) . . . . ? C22 C23 Si1 O6 -179.3(6) . . . . ? C25 C23 Si1 O6 -60.6(7) . . . . ? C24 C23 Si1 C20 -55.1(7) . . . . ? C22 C23 Si1 C20 64.3(7) . . . . ? C25 C23 Si1 C20 -177.0(7) . . . . ? C24 C23 Si1 C21 -178.4(7) . . . . ? C22 C23 Si1 C21 -59.0(8) . . . . ? C25 C23 Si1 C21 59.7(8) . . . . ? C35 O12 Si2 C46 -38.7(7) . . . . ? C35 O12 Si2 C45 88.5(7) . . . . ? C35 O12 Si2 C47 -156.2(6) . . . . ? C50 C47 Si2 O12 -47.8(9) . . . . ? C48 C47 Si2 O12 74.3(7) . . . . ? C49 C47 Si2 O12 -167.5(6) . . . . ? C50 C47 Si2 C46 -168.5(8) . . . . ? C48 C47 Si2 C46 -46.5(7) . . . . ? C49 C47 Si2 C46 71.7(7) . . . . ? C50 C47 Si2 C45 69.5(9) . . . . ? C48 C47 Si2 C45 -168.5(6) . . . . ? C49 C47 Si2 C45 -50.3(7) . . . . ? _diffrn_measured_fraction_theta_max 0.987 _diffrn_reflns_theta_full 25.20 _diffrn_measured_fraction_theta_full 0.987 _refine_diff_density_max 0.480 _refine_diff_density_min -0.594 _refine_diff_density_rms 0.083