# Electronic Supplementary Material (ESI) for Analyst # 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_fro6347 _database_code_depnum_ccdc_archive 'CCDC 863294' #TrackingRef 'fro6347.cam.txt' _audit_creation_method SHELXL-97 _chemical_name_systematic ; ? ; _chemical_name_common ? _chemical_melting_point ? _chemical_formula_moiety ? _chemical_formula_sum 'C51 H48 O6 Si2' _chemical_formula_weight 813.07 loop_ _atom_type_symbol _atom_type_description _atom_type_scat_dispersion_real _atom_type_scat_dispersion_imag _atom_type_scat_source C C 0.0181 0.0091 '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 0.0492 0.0322 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' Si Si 0.2541 0.3302 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _symmetry_cell_setting monoclinic _symmetry_space_group_name_H-M P21/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 16.8490(6) _cell_length_b 17.6362(6) _cell_length_c 15.7254(6) _cell_angle_alpha 90.00 _cell_angle_beta 114.220(2) _cell_angle_gamma 90.00 _cell_volume 4261.5(3) _cell_formula_units_Z 4 _cell_measurement_temperature 223(2) _cell_measurement_reflns_used 7257 _cell_measurement_theta_min 0.88 _cell_measurement_theta_max 68.25 _exptl_crystal_description plate _exptl_crystal_colour colourless _exptl_crystal_size_max 0.23 _exptl_crystal_size_mid 0.15 _exptl_crystal_size_min 0.07 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.267 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 1720 _exptl_absorpt_coefficient_mu 1.162 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_correction_T_min 0.7759 _exptl_absorpt_correction_T_max 0.9231 _exptl_absorpt_process_details 'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)' _exptl_special_details ; ? ; _diffrn_ambient_temperature 223(2) _diffrn_radiation_wavelength 1.54178 _diffrn_radiation_type CuK\a _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'Nonius KappaCCD APEXII' _diffrn_measurement_method '\w and \f scans' _diffrn_detector_area_resol_mean ? _diffrn_standards_number ? _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_decay_% ? _diffrn_reflns_number 38772 _diffrn_reflns_av_R_equivalents 0.055 _diffrn_reflns_av_sigmaI/netI 0.0294 _diffrn_reflns_limit_h_min -19 _diffrn_reflns_limit_h_max 18 _diffrn_reflns_limit_k_min -20 _diffrn_reflns_limit_k_max 20 _diffrn_reflns_limit_l_min -18 _diffrn_reflns_limit_l_max 18 _diffrn_reflns_theta_min 3.82 _diffrn_reflns_theta_max 66.93 _reflns_number_total 7445 _reflns_number_gt 6089 _reflns_threshold_expression >2sigma(I) _computing_data_collection 'Collect (Nonius B.V., 1998)' _computing_cell_refinement 'Collect (Nonius B.V., 1998)' _computing_data_reduction 'Denzo-SMN (Otwinowski & Minor, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_molecular_graphics 'SCHAKAL (Keller, 1997)' _computing_publication_material 'SHELXL-97 (sheldrick, 1997)' _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^)+(0.0587P)^2^+2.4815P] 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 7445 _refine_ls_number_parameters 538 _refine_ls_number_restraints 0 _refine_ls_R_factor_all 0.0615 _refine_ls_R_factor_gt 0.0476 _refine_ls_wR_factor_ref 0.1279 _refine_ls_wR_factor_gt 0.1182 _refine_ls_goodness_of_fit_ref 1.035 _refine_ls_restrained_S_all 1.035 _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 0.26752(15) 0.54277(13) 0.40750(15) 0.0406(5) Uani 1 1 d . . . H1A H 0.2335 0.4964 0.4012 0.049 Uiso 1 1 calc R . . H1B H 0.3242 0.5277 0.4093 0.049 Uiso 1 1 calc R . . C1A C 0.28236(13) 0.57923(12) 0.49958(15) 0.0369(5) Uani 1 1 d . . . C2A C 0.33196(14) 0.64965(13) 0.51950(16) 0.0408(5) Uani 1 1 d . . . O2A O 0.35801(11) 0.68002(10) 0.46723(12) 0.0544(4) Uani 1 1 d . . . O3A O 0.35213(10) 0.68463(9) 0.60411(11) 0.0453(4) Uani 1 1 d . . . C4A C 0.32025(14) 0.65839(13) 0.66613(16) 0.0413(5) Uani 1 1 d . . . C5A C 0.33983(15) 0.70018(14) 0.74675(17) 0.0476(6) Uani 1 1 d . . . H5A H 0.3758 0.7431 0.7587 0.057 Uiso 1 1 calc R . . C6A C 0.30615(18) 0.67830(15) 0.80911(18) 0.0568(7) Uani 1 1 d . . . H6A H 0.3191 0.7064 0.8640 0.068 Uiso 1 1 calc R . . C7A C 0.25295(19) 0.61453(16) 0.79123(18) 0.0583(7) Uani 1 1 d . . . H7A H 0.2284 0.6005 0.8329 0.070 Uiso 1 1 calc R . . C8A C 0.23638(17) 0.57196(14) 0.71216(17) 0.0499(6) Uani 1 1 d . . . H8A H 0.2016 0.5283 0.7013 0.060 Uiso 1 1 calc R . . C9A C 0.27032(14) 0.59256(12) 0.64802(15) 0.0377(5) Uani 1 1 d . . . C10A C 0.25514(13) 0.55141(12) 0.56282(15) 0.0359(5) Uani 1 1 d . . . O11A O 0.20949(10) 0.48638(9) 0.55255(11) 0.0440(4) Uani 1 1 d . . . Si1A Si 0.19749(4) 0.39592(3) 0.52036(4) 0.03607(15) Uani 1 1 d . . . C12A C 0.15611(15) 0.34838(13) 0.60162(17) 0.0438(5) Uani 1 1 d . . . C13A C 0.07324(17) 0.38917(15) 0.5965(2) 0.0573(7) Uani 1 1 d . . . H13A H 0.0297 0.3886 0.5327 0.086 Uiso 1 1 calc R . . H13B H 0.0872 0.4412 0.6172 0.086 Uiso 1 1 calc R . . H13C H 0.0507 0.3633 0.6363 0.086 Uiso 1 1 calc R . . C14A C 0.22636(18) 0.35010(16) 0.70220(17) 0.0564(6) Uani 1 1 d . . . H14A H 0.2051 0.3240 0.7430 0.085 Uiso 1 1 calc R . . H14B H 0.2398 0.4023 0.7224 0.085 Uiso 1 1 calc R . . H14C H 0.2785 0.3251 0.7046 0.085 Uiso 1 1 calc R . . C15A C 0.13405(17) 0.26520(14) 0.57266(19) 0.0534(6) Uani 1 1 d . . . H15A H 0.1866 0.2384 0.5795 0.080 Uiso 1 1 calc R . . H15B H 0.0923 0.2629 0.5081 0.080 Uiso 1 1 calc R . . H15C H 0.1093 0.2417 0.6121 0.080 Uiso 1 1 calc R . . C21A C 0.11314(14) 0.39281(13) 0.39710(16) 0.0419(5) Uani 1 1 d . . . C22A C 0.09853(18) 0.32995(17) 0.33845(19) 0.0617(7) Uani 1 1 d . . . H22A H 0.1333 0.2865 0.3600 0.074 Uiso 1 1 calc R . . C23A C 0.0330(2) 0.3309(2) 0.2483(2) 0.0751(9) Uani 1 1 d . . . H23A H 0.0229 0.2877 0.2103 0.090 Uiso 1 1 calc R . . C24A C -0.01696(19) 0.3947(2) 0.2149(2) 0.0773(10) Uani 1 1 d . . . H24A H -0.0596 0.3961 0.1534 0.093 Uiso 1 1 calc R . . C25A C -0.0041(2) 0.4557(2) 0.2718(2) 0.0762(9) Uani 1 1 d . . . H25A H -0.0391 0.4989 0.2497 0.091 Uiso 1 1 calc R . . C26A C 0.05952(17) 0.45516(16) 0.36135(19) 0.0591(7) Uani 1 1 d . . . H26A H 0.0668 0.4981 0.3992 0.071 Uiso 1 1 calc R . . C31A C 0.30390(14) 0.35366(13) 0.53380(16) 0.0427(5) Uani 1 1 d . . . C32A C 0.30754(17) 0.27991(15) 0.50310(18) 0.0527(6) Uani 1 1 d . . . H32A H 0.2559 0.2519 0.4745 0.063 Uiso 1 1 calc R . . C33A C 0.3859(2) 0.24744(18) 0.5140(2) 0.0639(8) Uani 1 1 d . . . H33A H 0.3867 0.1975 0.4935 0.077 Uiso 1 1 calc R . . C34A C 0.46169(19) 0.2867(2) 0.5540(2) 0.0686(9) Uani 1 1 d . . . H34A H 0.5145 0.2644 0.5602 0.082 Uiso 1 1 calc R . . C35A C 0.46041(17) 0.3587(2) 0.5851(2) 0.0716(9) Uani 1 1 d . . . H35A H 0.5127 0.3859 0.6130 0.086 Uiso 1 1 calc R . . C36A C 0.38216(16) 0.39245(16) 0.57593(19) 0.0569(7) Uani 1 1 d . . . H36A H 0.3826 0.4419 0.5985 0.068 Uiso 1 1 calc R . . C1B C 0.22150(14) 0.59074(12) 0.32136(15) 0.0388(5) Uani 1 1 d . . . C2B C 0.14887(14) 0.63681(13) 0.31796(16) 0.0430(5) Uani 1 1 d . . . O2B O 0.11730(11) 0.63556(11) 0.37414(12) 0.0571(5) Uani 1 1 d . . . O3B O 0.11277(10) 0.68728(10) 0.24544(12) 0.0532(4) Uani 1 1 d . . . C4B C 0.13789(15) 0.68960(14) 0.17312(16) 0.0463(5) Uani 1 1 d . . . C5B C 0.09825(17) 0.74444(16) 0.1055(2) 0.0615(7) Uani 1 1 d . . . H5B H 0.0575 0.7782 0.1111 0.074 Uiso 1 1 calc R . . C6B C 0.11967(18) 0.74849(17) 0.0302(2) 0.0632(7) Uani 1 1 d . . . H6B H 0.0936 0.7855 -0.0159 0.076 Uiso 1 1 calc R . . C7B C 0.17910(19) 0.69876(16) 0.02187(18) 0.0590(7) Uani 1 1 d . . . H7B H 0.1922 0.7013 -0.0307 0.071 Uiso 1 1 calc R . . C8B C 0.21938(18) 0.64547(14) 0.08986(17) 0.0522(6) Uani 1 1 d . . . H8B H 0.2604 0.6124 0.0837 0.063 Uiso 1 1 calc R . . C9B C 0.20003(14) 0.63991(12) 0.16813(15) 0.0416(5) Uani 1 1 d . . . C10B C 0.24327(14) 0.59041(12) 0.24737(15) 0.0375(5) Uani 1 1 d . . . O11B O 0.31085(10) 0.54725(9) 0.25002(10) 0.0446(4) Uani 1 1 d . . . Si1B Si 0.33593(4) 0.48047(3) 0.19025(4) 0.03774(16) Uani 1 1 d . . . C12B C 0.37694(16) 0.39781(13) 0.27192(16) 0.0461(5) Uani 1 1 d . . . C13B C 0.45453(17) 0.42287(16) 0.36112(18) 0.0587(7) Uani 1 1 d . . . H13D H 0.4753 0.3801 0.4033 0.088 Uiso 1 1 calc R . . H13E H 0.4363 0.4631 0.3911 0.088 Uiso 1 1 calc R . . H13F H 0.5010 0.4411 0.3451 0.088 Uiso 1 1 calc R . . C14B C 0.30346(19) 0.36825(15) 0.29652(19) 0.0583(7) Uani 1 1 d . . . H14D H 0.3253 0.3275 0.3417 0.088 Uiso 1 1 calc R . . H14E H 0.2563 0.3494 0.2406 0.088 Uiso 1 1 calc R . . H14F H 0.2822 0.4091 0.3229 0.088 Uiso 1 1 calc R . . C15B C 0.4057(2) 0.33155(16) 0.2276(2) 0.0691(8) Uani 1 1 d . . . H15D H 0.4582 0.3456 0.2202 0.104 Uiso 1 1 calc R . . H15E H 0.3599 0.3199 0.1671 0.104 Uiso 1 1 calc R . . H15F H 0.4172 0.2874 0.2677 0.104 Uiso 1 1 calc R . . C21B C 0.42401(15) 0.52191(15) 0.16105(16) 0.0486(6) Uani 1 1 d . . . C22B C 0.4754(2) 0.4756(2) 0.1317(3) 0.0833(10) Uani 1 1 d . . . H22B H 0.4630 0.4235 0.1232 0.100 Uiso 1 1 calc R . . C23B C 0.5438(3) 0.5046(3) 0.1150(3) 0.1083(15) Uani 1 1 d . . . H23B H 0.5775 0.4721 0.0958 0.130 Uiso 1 1 calc R . . C24B C 0.5624(3) 0.5791(4) 0.1262(3) 0.1078(16) Uani 1 1 d . . . H24B H 0.6099 0.5984 0.1162 0.129 Uiso 1 1 calc R . . C25B C 0.5130(3) 0.6258(3) 0.1516(4) 0.1270(19) Uani 1 1 d . . . H25B H 0.5244 0.6782 0.1565 0.152 Uiso 1 1 calc R . . C26B C 0.4444(2) 0.5967(2) 0.1711(3) 0.0882(11) Uani 1 1 d . . . H26B H 0.4121 0.6298 0.1914 0.106 Uiso 1 1 calc R . . C31B C 0.23678(15) 0.45456(13) 0.08343(16) 0.0439(5) Uani 1 1 d . . . C32B C 0.15569(16) 0.44552(15) 0.0864(2) 0.0561(6) Uani 1 1 d . . . H32B H 0.1501 0.4547 0.1426 0.067 Uiso 1 1 calc R . . C33B C 0.08354(19) 0.42343(16) 0.0087(2) 0.0691(8) Uani 1 1 d . . . H33B H 0.0294 0.4184 0.0121 0.083 Uiso 1 1 calc R . . C34B C 0.0904(2) 0.40890(19) -0.0730(2) 0.0815(10) Uani 1 1 d . . . H34B H 0.0414 0.3929 -0.1255 0.098 Uiso 1 1 calc R . . C35B C 0.1696(2) 0.41764(19) -0.0787(2) 0.0780(9) Uani 1 1 d . . . H35B H 0.1745 0.4080 -0.1352 0.094 Uiso 1 1 calc R . . C36B C 0.24159(18) 0.44059(16) -0.00129(18) 0.0581(7) Uani 1 1 d . . . H36B H 0.2950 0.4469 -0.0060 0.070 Uiso 1 1 calc R . . 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 0.0496(12) 0.0367(12) 0.0404(12) 0.0032(9) 0.0234(10) 0.0054(10) C1A 0.0401(11) 0.0325(11) 0.0391(12) 0.0014(9) 0.0173(9) 0.0039(9) C2A 0.0375(11) 0.0396(13) 0.0434(13) 0.0073(10) 0.0146(10) 0.0028(9) O2A 0.0573(10) 0.0537(11) 0.0544(10) 0.0110(8) 0.0252(8) -0.0082(8) O3A 0.0484(9) 0.0370(9) 0.0477(9) -0.0008(7) 0.0168(7) -0.0082(7) C4A 0.0435(12) 0.0344(12) 0.0421(12) 0.0005(10) 0.0137(10) 0.0009(9) C5A 0.0516(13) 0.0356(12) 0.0472(13) -0.0081(10) 0.0119(11) -0.0051(10) C6A 0.0700(16) 0.0483(15) 0.0472(14) -0.0159(12) 0.0190(13) 0.0001(13) C7A 0.0783(18) 0.0560(16) 0.0469(14) -0.0113(12) 0.0323(13) -0.0064(13) C8A 0.0647(15) 0.0426(13) 0.0494(14) -0.0090(11) 0.0304(12) -0.0093(11) C9A 0.0420(11) 0.0318(11) 0.0375(11) -0.0015(9) 0.0145(9) 0.0009(9) C10A 0.0385(11) 0.0298(11) 0.0394(12) -0.0017(9) 0.0160(9) -0.0008(9) O11A 0.0586(9) 0.0344(9) 0.0467(9) -0.0087(7) 0.0294(8) -0.0111(7) Si1A 0.0408(3) 0.0309(3) 0.0383(3) -0.0031(2) 0.0180(2) -0.0032(2) C12A 0.0490(13) 0.0378(13) 0.0502(14) -0.0008(10) 0.0259(11) -0.0044(10) C13A 0.0560(15) 0.0511(15) 0.0775(19) -0.0080(13) 0.0402(14) -0.0046(12) C14A 0.0720(17) 0.0543(16) 0.0464(14) 0.0023(12) 0.0280(13) -0.0049(13) C15A 0.0645(15) 0.0389(13) 0.0648(16) 0.0019(12) 0.0345(13) -0.0087(11) C21A 0.0443(12) 0.0416(13) 0.0423(12) -0.0050(10) 0.0204(10) -0.0022(10) C22A 0.0586(15) 0.0625(18) 0.0579(16) -0.0188(14) 0.0175(13) 0.0025(13) C23A 0.0669(18) 0.100(3) 0.0570(18) -0.0394(18) 0.0246(15) -0.0136(18) C24A 0.0515(16) 0.121(3) 0.0498(17) -0.0113(18) 0.0112(13) -0.0028(18) C25A 0.0637(17) 0.085(2) 0.0591(19) 0.0030(17) 0.0041(14) 0.0158(16) C26A 0.0583(15) 0.0530(16) 0.0547(16) -0.0051(13) 0.0117(12) 0.0060(12) C31A 0.0459(12) 0.0444(13) 0.0404(12) 0.0082(10) 0.0205(10) 0.0022(10) C32A 0.0598(15) 0.0497(15) 0.0550(15) 0.0047(12) 0.0302(12) 0.0078(12) C33A 0.0762(19) 0.0639(18) 0.0655(18) 0.0160(14) 0.0433(15) 0.0251(15) C34A 0.0602(17) 0.085(2) 0.0718(19) 0.0362(17) 0.0389(15) 0.0300(16) C35A 0.0428(14) 0.090(2) 0.078(2) 0.0265(18) 0.0203(14) 0.0031(14) C36A 0.0458(13) 0.0582(16) 0.0614(16) 0.0100(13) 0.0166(12) -0.0003(12) C1B 0.0431(11) 0.0347(12) 0.0392(12) -0.0020(9) 0.0175(10) 0.0008(9) C2B 0.0420(12) 0.0414(13) 0.0441(13) 0.0021(10) 0.0160(10) 0.0036(10) O2B 0.0576(10) 0.0652(12) 0.0577(11) 0.0052(9) 0.0329(9) 0.0132(9) O3B 0.0461(9) 0.0555(11) 0.0575(10) 0.0128(8) 0.0209(8) 0.0144(8) C4B 0.0425(12) 0.0448(14) 0.0448(13) 0.0049(11) 0.0111(10) -0.0023(10) C5B 0.0483(14) 0.0606(17) 0.0667(18) 0.0194(14) 0.0146(13) 0.0110(12) C6B 0.0583(15) 0.0596(17) 0.0594(17) 0.0280(14) 0.0116(13) 0.0025(13) C7B 0.0767(18) 0.0534(16) 0.0413(14) 0.0067(12) 0.0185(13) -0.0098(14) C8B 0.0738(16) 0.0414(14) 0.0412(13) 0.0024(11) 0.0232(12) 0.0003(12) C9B 0.0480(12) 0.0317(12) 0.0391(12) -0.0007(9) 0.0118(10) -0.0036(10) C10B 0.0435(11) 0.0303(11) 0.0374(12) -0.0028(9) 0.0153(9) -0.0011(9) O11B 0.0562(9) 0.0420(9) 0.0380(8) -0.0002(7) 0.0219(7) 0.0096(7) Si1B 0.0448(3) 0.0364(3) 0.0348(3) -0.0011(2) 0.0192(3) 0.0021(2) C12B 0.0591(14) 0.0374(13) 0.0431(13) 0.0011(10) 0.0222(11) 0.0077(10) C13B 0.0594(15) 0.0599(17) 0.0484(15) 0.0095(13) 0.0137(12) 0.0131(13) C14B 0.0814(18) 0.0460(15) 0.0548(15) 0.0030(12) 0.0352(14) -0.0055(13) C15B 0.098(2) 0.0428(15) 0.076(2) 0.0013(14) 0.0459(18) 0.0177(15) C21B 0.0502(13) 0.0588(16) 0.0373(12) 0.0023(11) 0.0185(10) -0.0048(11) C22B 0.079(2) 0.083(2) 0.117(3) 0.027(2) 0.069(2) 0.0188(18) C23B 0.078(2) 0.149(4) 0.122(3) 0.041(3) 0.066(2) 0.024(3) C24B 0.076(2) 0.178(5) 0.076(2) -0.005(3) 0.038(2) -0.050(3) C25B 0.158(4) 0.118(4) 0.142(4) -0.054(3) 0.100(4) -0.088(3) C26B 0.111(3) 0.077(2) 0.105(3) -0.038(2) 0.073(2) -0.042(2) C31B 0.0513(13) 0.0363(12) 0.0415(13) 0.0000(10) 0.0163(10) 0.0064(10) C32B 0.0549(15) 0.0442(14) 0.0663(17) -0.0036(12) 0.0220(13) -0.0017(11) C33B 0.0522(15) 0.0526(17) 0.085(2) 0.0037(16) 0.0102(15) -0.0008(13) C34B 0.071(2) 0.066(2) 0.069(2) 0.0065(16) -0.0104(16) -0.0048(16) C35B 0.097(2) 0.077(2) 0.0410(15) -0.0050(15) 0.0099(15) 0.0047(18) C36B 0.0651(16) 0.0601(17) 0.0443(14) -0.0020(12) 0.0175(12) 0.0061(13) _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 C1A 1.508(3) . ? C1 C1B 1.513(3) . ? C1 H1A 0.9800 . ? C1 H1B 0.9800 . ? C1A C10A 1.347(3) . ? C1A C2A 1.457(3) . ? C2A O2A 1.205(3) . ? C2A O3A 1.377(3) . ? O3A C4A 1.373(3) . ? C4A C5A 1.384(3) . ? C4A C9A 1.393(3) . ? C5A C6A 1.374(4) . ? C5A H5A 0.9400 . ? C6A C7A 1.393(4) . ? C6A H6A 0.9400 . ? C7A C8A 1.379(3) . ? C7A H7A 0.9400 . ? C8A C9A 1.396(3) . ? C8A H8A 0.9400 . ? C9A C10A 1.451(3) . ? C10A O11A 1.353(2) . ? O11A Si1A 1.6609(16) . ? Si1A C31A 1.872(2) . ? Si1A C21A 1.876(2) . ? Si1A C12A 1.885(2) . ? C12A C15A 1.536(3) . ? C12A C14A 1.539(3) . ? C12A C13A 1.543(3) . ? C13A H13A 0.9700 . ? C13A H13B 0.9700 . ? C13A H13C 0.9700 . ? C14A H14A 0.9700 . ? C14A H14B 0.9700 . ? C14A H14C 0.9700 . ? C15A H15A 0.9700 . ? C15A H15B 0.9700 . ? C15A H15C 0.9700 . ? C21A C26A 1.387(3) . ? C21A C22A 1.398(3) . ? C22A C23A 1.394(4) . ? C22A H22A 0.9400 . ? C23A C24A 1.374(5) . ? C23A H23A 0.9400 . ? C24A C25A 1.358(5) . ? C24A H24A 0.9400 . ? C25A C26A 1.376(4) . ? C25A H25A 0.9400 . ? C26A H26A 0.9400 . ? C31A C36A 1.389(3) . ? C31A C32A 1.397(3) . ? C32A C33A 1.384(4) . ? C32A H32A 0.9400 . ? C33A C34A 1.359(4) . ? C33A H33A 0.9400 . ? C34A C35A 1.363(5) . ? C34A H34A 0.9400 . ? C35A C36A 1.399(4) . ? C35A H35A 0.9400 . ? C36A H36A 0.9400 . ? C1B C10B 1.356(3) . ? C1B C2B 1.452(3) . ? C2B O2B 1.204(3) . ? C2B O3B 1.376(3) . ? O3B C4B 1.367(3) . ? C4B C5B 1.389(3) . ? C4B C9B 1.392(3) . ? C5B C6B 1.373(4) . ? C5B H5B 0.9400 . ? C6B C7B 1.377(4) . ? C6B H6B 0.9400 . ? C7B C8B 1.375(4) . ? C7B H7B 0.9400 . ? C8B C9B 1.400(3) . ? C8B H8B 0.9400 . ? C9B C10B 1.450(3) . ? C10B O11B 1.356(3) . ? O11B Si1B 1.6659(15) . ? Si1B C21B 1.873(2) . ? Si1B C31B 1.876(2) . ? Si1B C12B 1.877(2) . ? C12B C14B 1.532(3) . ? C12B C15B 1.537(3) . ? C12B C13B 1.539(4) . ? C13B H13D 0.9700 . ? C13B H13E 0.9700 . ? C13B H13F 0.9700 . ? C14B H14D 0.9700 . ? C14B H14E 0.9700 . ? C14B H14F 0.9700 . ? C15B H15D 0.9700 . ? C15B H15E 0.9700 . ? C15B H15F 0.9700 . ? C21B C26B 1.356(4) . ? C21B C22B 1.399(4) . ? C22B C23B 1.381(5) . ? C22B H22B 0.9400 . ? C23B C24B 1.345(6) . ? C23B H23B 0.9400 . ? C24B C25B 1.344(7) . ? C24B H24B 0.9400 . ? C25B C26B 1.408(5) . ? C25B H25B 0.9400 . ? C26B H26B 0.9400 . ? C31B C36B 1.390(3) . ? C31B C32B 1.395(3) . ? C32B C33B 1.380(4) . ? C32B H32B 0.9400 . ? C33B C34B 1.360(5) . ? C33B H33B 0.9400 . ? C34B C35B 1.383(5) . ? C34B H34B 0.9400 . ? C35B C36B 1.380(4) . ? C35B H35B 0.9400 . ? C36B H36B 0.9400 . ? 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 C1A C1 C1B 116.30(18) . . ? C1A C1 H1A 108.2 . . ? C1B C1 H1A 108.2 . . ? C1A C1 H1B 108.2 . . ? C1B C1 H1B 108.2 . . ? H1A C1 H1B 107.4 . . ? C10A C1A C2A 119.4(2) . . ? C10A C1A C1 125.5(2) . . ? C2A C1A C1 115.10(19) . . ? O2A C2A O3A 116.5(2) . . ? O2A C2A C1A 124.7(2) . . ? O3A C2A C1A 118.82(19) . . ? C4A O3A C2A 121.48(17) . . ? O3A C4A C5A 117.1(2) . . ? O3A C4A C9A 121.0(2) . . ? C5A C4A C9A 121.9(2) . . ? C6A C5A C4A 119.4(2) . . ? C6A C5A H5A 120.3 . . ? C4A C5A H5A 120.3 . . ? C5A C6A C7A 120.2(2) . . ? C5A C6A H6A 119.9 . . ? C7A C6A H6A 119.9 . . ? C8A C7A C6A 119.8(2) . . ? C8A C7A H7A 120.1 . . ? C6A C7A H7A 120.1 . . ? C7A C8A C9A 121.2(2) . . ? C7A C8A H8A 119.4 . . ? C9A C8A H8A 119.4 . . ? C4A C9A C8A 117.5(2) . . ? C4A C9A C10A 117.9(2) . . ? C8A C9A C10A 124.6(2) . . ? C1A C10A O11A 124.73(19) . . ? C1A C10A C9A 121.0(2) . . ? O11A C10A C9A 114.22(18) . . ? C10A O11A Si1A 147.42(14) . . ? O11A Si1A C31A 110.91(10) . . ? O11A Si1A C21A 106.79(10) . . ? C31A Si1A C21A 112.92(10) . . ? O11A Si1A C12A 104.67(9) . . ? C31A Si1A C12A 110.48(10) . . ? C21A Si1A C12A 110.69(10) . . ? C15A C12A C14A 108.3(2) . . ? C15A C12A C13A 109.0(2) . . ? C14A C12A C13A 110.0(2) . . ? C15A C12A Si1A 109.61(16) . . ? C14A C12A Si1A 110.22(16) . . ? C13A C12A Si1A 109.61(17) . . ? C12A C13A H13A 109.5 . . ? C12A C13A H13B 109.5 . . ? H13A C13A H13B 109.5 . . ? C12A C13A H13C 109.5 . . ? H13A C13A H13C 109.5 . . ? H13B C13A H13C 109.5 . . ? C12A C14A H14A 109.5 . . ? C12A C14A H14B 109.5 . . ? H14A C14A H14B 109.5 . . ? C12A C14A H14C 109.5 . . ? H14A C14A H14C 109.5 . . ? H14B C14A H14C 109.5 . . ? C12A C15A H15A 109.5 . . ? C12A C15A H15B 109.5 . . ? H15A C15A H15B 109.5 . . ? C12A C15A H15C 109.5 . . ? H15A C15A H15C 109.5 . . ? H15B C15A H15C 109.5 . . ? C26A C21A C22A 116.9(2) . . ? C26A C21A Si1A 119.13(18) . . ? C22A C21A Si1A 123.96(19) . . ? C23A C22A C21A 120.8(3) . . ? C23A C22A H22A 119.6 . . ? C21A C22A H22A 119.6 . . ? C24A C23A C22A 120.3(3) . . ? C24A C23A H23A 119.9 . . ? C22A C23A H23A 119.9 . . ? C25A C24A C23A 119.3(3) . . ? C25A C24A H24A 120.3 . . ? C23A C24A H24A 120.3 . . ? C24A C25A C26A 121.0(3) . . ? C24A C25A H25A 119.5 . . ? C26A C25A H25A 119.5 . . ? C25A C26A C21A 121.6(3) . . ? C25A C26A H26A 119.2 . . ? C21A C26A H26A 119.2 . . ? C36A C31A C32A 117.1(2) . . ? C36A C31A Si1A 122.4(2) . . ? C32A C31A Si1A 120.49(18) . . ? C33A C32A C31A 121.1(3) . . ? C33A C32A H32A 119.4 . . ? C31A C32A H32A 119.4 . . ? C34A C33A C32A 121.0(3) . . ? C34A C33A H33A 119.5 . . ? C32A C33A H33A 119.5 . . ? C33A C34A C35A 119.3(3) . . ? C33A C34A H34A 120.3 . . ? C35A C34A H34A 120.3 . . ? C34A C35A C36A 120.8(3) . . ? C34A C35A H35A 119.6 . . ? C36A C35A H35A 119.6 . . ? C31A C36A C35A 120.6(3) . . ? C31A C36A H36A 119.7 . . ? C35A C36A H36A 119.7 . . ? C10B C1B C2B 119.5(2) . . ? C10B C1B C1 123.09(19) . . ? C2B C1B C1 117.42(19) . . ? O2B C2B O3B 116.2(2) . . ? O2B C2B C1B 125.6(2) . . ? O3B C2B C1B 118.2(2) . . ? C4B O3B C2B 121.76(18) . . ? O3B C4B C5B 116.3(2) . . ? O3B C4B C9B 121.6(2) . . ? C5B C4B C9B 122.1(2) . . ? C6B C5B C4B 118.8(3) . . ? C6B C5B H5B 120.6 . . ? C4B C5B H5B 120.6 . . ? C5B C6B C7B 120.5(2) . . ? C5B C6B H6B 119.8 . . ? C7B C6B H6B 119.8 . . ? C8B C7B C6B 120.5(3) . . ? C8B C7B H7B 119.8 . . ? C6B C7B H7B 119.8 . . ? C7B C8B C9B 120.8(3) . . ? C7B C8B H8B 119.6 . . ? C9B C8B H8B 119.6 . . ? C4B C9B C8B 117.2(2) . . ? C4B C9B C10B 117.1(2) . . ? C8B C9B C10B 125.6(2) . . ? O11B C10B C1B 119.70(19) . . ? O11B C10B C9B 118.95(19) . . ? C1B C10B C9B 121.2(2) . . ? C10B O11B Si1B 141.60(15) . . ? O11B Si1B C21B 105.81(10) . . ? O11B Si1B C31B 109.79(9) . . ? C21B Si1B C31B 112.32(11) . . ? O11B Si1B C12B 105.69(9) . . ? C21B Si1B C12B 111.38(11) . . ? C31B Si1B C12B 111.48(11) . . ? C14B C12B C15B 107.1(2) . . ? C14B C12B C13B 109.9(2) . . ? C15B C12B C13B 108.9(2) . . ? C14B C12B Si1B 109.16(17) . . ? C15B C12B Si1B 112.12(18) . . ? C13B C12B Si1B 109.71(17) . . ? C12B C13B H13D 109.5 . . ? C12B C13B H13E 109.5 . . ? H13D C13B H13E 109.5 . . ? C12B C13B H13F 109.5 . . ? H13D C13B H13F 109.5 . . ? H13E C13B H13F 109.5 . . ? C12B C14B H14D 109.5 . . ? C12B C14B H14E 109.5 . . ? H14D C14B H14E 109.5 . . ? C12B C14B H14F 109.5 . . ? H14D C14B H14F 109.5 . . ? H14E C14B H14F 109.5 . . ? C12B C15B H15D 109.5 . . ? C12B C15B H15E 109.5 . . ? H15D C15B H15E 109.5 . . ? C12B C15B H15F 109.5 . . ? H15D C15B H15F 109.5 . . ? H15E C15B H15F 109.5 . . ? C26B C21B C22B 116.4(3) . . ? C26B C21B Si1B 122.7(2) . . ? C22B C21B Si1B 120.9(2) . . ? C23B C22B C21B 121.6(4) . . ? C23B C22B H22B 119.2 . . ? C21B C22B H22B 119.2 . . ? C24B C23B C22B 120.3(4) . . ? C24B C23B H23B 119.8 . . ? C22B C23B H23B 119.8 . . ? C25B C24B C23B 119.9(4) . . ? C25B C24B H24B 120.1 . . ? C23B C24B H24B 120.1 . . ? C24B C25B C26B 120.3(4) . . ? C24B C25B H25B 119.8 . . ? C26B C25B H25B 119.8 . . ? C21B C26B C25B 121.4(4) . . ? C21B C26B H26B 119.3 . . ? C25B C26B H26B 119.3 . . ? C36B C31B C32B 117.1(2) . . ? C36B C31B Si1B 121.39(19) . . ? C32B C31B Si1B 121.49(18) . . ? C33B C32B C31B 121.4(3) . . ? C33B C32B H32B 119.3 . . ? C31B C32B H32B 119.3 . . ? C34B C33B C32B 120.3(3) . . ? C34B C33B H33B 119.9 . . ? C32B C33B H33B 119.9 . . ? C33B C34B C35B 119.9(3) . . ? C33B C34B H34B 120.0 . . ? C35B C34B H34B 120.0 . . ? C36B C35B C34B 119.8(3) . . ? C36B C35B H35B 120.1 . . ? C34B C35B H35B 120.1 . . ? C35B C36B C31B 121.5(3) . . ? C35B C36B H36B 119.3 . . ? C31B C36B H36B 119.3 . . ? 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 C1B C1 C1A C10A 123.5(2) . . . . ? C1B C1 C1A C2A -57.7(3) . . . . ? C10A C1A C2A O2A -178.7(2) . . . . ? C1 C1A C2A O2A 2.5(3) . . . . ? C10A C1A C2A O3A 2.1(3) . . . . ? C1 C1A C2A O3A -176.81(18) . . . . ? O2A C2A O3A C4A 174.90(19) . . . . ? C1A C2A O3A C4A -5.8(3) . . . . ? C2A O3A C4A C5A -176.1(2) . . . . ? C2A O3A C4A C9A 3.8(3) . . . . ? O3A C4A C5A C6A 177.0(2) . . . . ? C9A C4A C5A C6A -2.9(4) . . . . ? C4A C5A C6A C7A 0.1(4) . . . . ? C5A C6A C7A C8A 2.1(4) . . . . ? C6A C7A C8A C9A -1.6(4) . . . . ? O3A C4A C9A C8A -176.6(2) . . . . ? C5A C4A C9A C8A 3.3(3) . . . . ? O3A C4A C9A C10A 1.7(3) . . . . ? C5A C4A C9A C10A -178.4(2) . . . . ? C7A C8A C9A C4A -1.1(4) . . . . ? C7A C8A C9A C10A -179.2(2) . . . . ? C2A C1A C10A O11A -179.34(19) . . . . ? C1 C1A C10A O11A -0.6(3) . . . . ? C2A C1A C10A C9A 3.4(3) . . . . ? C1 C1A C10A C9A -177.81(19) . . . . ? C4A C9A C10A C1A -5.3(3) . . . . ? C8A C9A C10A C1A 172.8(2) . . . . ? C4A C9A C10A O11A 177.13(19) . . . . ? C8A C9A C10A O11A -4.7(3) . . . . ? C1A C10A O11A Si1A 43.8(4) . . . . ? C9A C10A O11A Si1A -138.8(2) . . . . ? C10A O11A Si1A C31A 27.1(3) . . . . ? C10A O11A Si1A C21A -96.4(3) . . . . ? C10A O11A Si1A C12A 146.2(3) . . . . ? O11A Si1A C12A C15A 174.65(16) . . . . ? C31A Si1A C12A C15A -65.91(19) . . . . ? C21A Si1A C12A C15A 59.94(19) . . . . ? O11A Si1A C12A C14A -66.23(18) . . . . ? C31A Si1A C12A C14A 53.2(2) . . . . ? C21A Si1A C12A C14A 179.05(16) . . . . ? O11A Si1A C12A C13A 55.02(18) . . . . ? C31A Si1A C12A C13A 174.46(16) . . . . ? C21A Si1A C12A C13A -59.70(19) . . . . ? O11A Si1A C21A C26A -16.7(2) . . . . ? C31A Si1A C21A C26A -138.9(2) . . . . ? C12A Si1A C21A C26A 96.7(2) . . . . ? O11A Si1A C21A C22A 165.3(2) . . . . ? C31A Si1A C21A C22A 43.1(2) . . . . ? C12A Si1A C21A C22A -81.3(2) . . . . ? C26A C21A C22A C23A 0.2(4) . . . . ? Si1A C21A C22A C23A 178.2(2) . . . . ? C21A C22A C23A C24A 1.7(5) . . . . ? C22A C23A C24A C25A -2.5(5) . . . . ? C23A C24A C25A C26A 1.6(5) . . . . ? C24A C25A C26A C21A 0.3(5) . . . . ? C22A C21A C26A C25A -1.1(4) . . . . ? Si1A C21A C26A C25A -179.3(2) . . . . ? O11A Si1A C31A C36A 7.1(2) . . . . ? C21A Si1A C31A C36A 126.9(2) . . . . ? C12A Si1A C31A C36A -108.5(2) . . . . ? O11A Si1A C31A C32A -174.43(18) . . . . ? C21A Si1A C31A C32A -54.6(2) . . . . ? C12A Si1A C31A C32A 70.0(2) . . . . ? C36A C31A C32A C33A -0.3(4) . . . . ? Si1A C31A C32A C33A -178.88(19) . . . . ? C31A C32A C33A C34A -0.8(4) . . . . ? C32A C33A C34A C35A 1.0(4) . . . . ? C33A C34A C35A C36A -0.2(4) . . . . ? C32A C31A C36A C35A 1.1(4) . . . . ? Si1A C31A C36A C35A 179.7(2) . . . . ? C34A C35A C36A C31A -0.9(4) . . . . ? C1A C1 C1B C10B 141.4(2) . . . . ? C1A C1 C1B C2B -40.8(3) . . . . ? C10B C1B C2B O2B 171.3(2) . . . . ? C1 C1B C2B O2B -6.6(4) . . . . ? C10B C1B C2B O3B -9.5(3) . . . . ? C1 C1B C2B O3B 172.6(2) . . . . ? O2B C2B O3B C4B -174.4(2) . . . . ? C1B C2B O3B C4B 6.4(3) . . . . ? C2B O3B C4B C5B -178.3(2) . . . . ? C2B O3B C4B C9B 1.4(3) . . . . ? O3B C4B C5B C6B -178.8(2) . . . . ? C9B C4B C5B C6B 1.5(4) . . . . ? C4B C5B C6B C7B 0.3(4) . . . . ? C5B C6B C7B C8B -1.5(4) . . . . ? C6B C7B C8B C9B 0.9(4) . . . . ? O3B C4B C9B C8B 178.2(2) . . . . ? C5B C4B C9B C8B -2.1(4) . . . . ? O3B C4B C9B C10B -5.8(3) . . . . ? C5B C4B C9B C10B 173.8(2) . . . . ? C7B C8B C9B C4B 0.9(4) . . . . ? C7B C8B C9B C10B -174.7(2) . . . . ? C2B C1B C10B O11B -179.75(19) . . . . ? C1 C1B C10B O11B -2.0(3) . . . . ? C2B C1B C10B C9B 5.1(3) . . . . ? C1 C1B C10B C9B -177.1(2) . . . . ? C4B C9B C10B O11B -172.71(19) . . . . ? C8B C9B C10B O11B 2.9(3) . . . . ? C4B C9B C10B C1B 2.4(3) . . . . ? C8B C9B C10B C1B 178.0(2) . . . . ? C1B C10B O11B Si1B 126.3(2) . . . . ? C9B C10B O11B Si1B -58.5(3) . . . . ? C10B O11B Si1B C21B 120.1(2) . . . . ? C10B O11B Si1B C31B -1.3(3) . . . . ? C10B O11B Si1B C12B -121.6(2) . . . . ? O11B Si1B C12B C14B 63.28(18) . . . . ? C21B Si1B C12B C14B 177.72(16) . . . . ? C31B Si1B C12B C14B -55.97(19) . . . . ? O11B Si1B C12B C15B -178.27(19) . . . . ? C21B Si1B C12B C15B -63.8(2) . . . . ? C31B Si1B C12B C15B 62.5(2) . . . . ? O11B Si1B C12B C13B -57.17(18) . . . . ? C21B Si1B C12B C13B 57.27(19) . . . . ? C31B Si1B C12B C13B -176.41(16) . . . . ? O11B Si1B C21B C26B -12.9(3) . . . . ? C31B Si1B C21B C26B 106.9(3) . . . . ? C12B Si1B C21B C26B -127.3(3) . . . . ? O11B Si1B C21B C22B 163.9(2) . . . . ? C31B Si1B C21B C22B -76.3(3) . . . . ? C12B Si1B C21B C22B 49.5(3) . . . . ? C26B C21B C22B C23B 0.8(5) . . . . ? Si1B C21B C22B C23B -176.2(3) . . . . ? C21B C22B C23B C24B -0.5(6) . . . . ? C22B C23B C24B C25B -1.5(7) . . . . ? C23B C24B C25B C26B 3.0(8) . . . . ? C22B C21B C26B C25B 0.8(6) . . . . ? Si1B C21B C26B C25B 177.7(3) . . . . ? C24B C25B C26B C21B -2.7(7) . . . . ? O11B Si1B C31B C36B 140.3(2) . . . . ? C21B Si1B C31B C36B 22.9(2) . . . . ? C12B Si1B C31B C36B -102.9(2) . . . . ? O11B Si1B C31B C32B -42.3(2) . . . . ? C21B Si1B C31B C32B -159.7(2) . . . . ? C12B Si1B C31B C32B 74.5(2) . . . . ? C36B C31B C32B C33B 0.2(4) . . . . ? Si1B C31B C32B C33B -177.3(2) . . . . ? C31B C32B C33B C34B 0.9(4) . . . . ? C32B C33B C34B C35B -1.2(5) . . . . ? C33B C34B C35B C36B 0.5(5) . . . . ? C34B C35B C36B C31B 0.7(5) . . . . ? C32B C31B C36B C35B -1.0(4) . . . . ? Si1B C31B C36B C35B 176.5(2) . . . . ? _diffrn_measured_fraction_theta_max 0.982 _diffrn_reflns_theta_full 66.93 _diffrn_measured_fraction_theta_full 0.982 _refine_diff_density_max 0.286 _refine_diff_density_min -0.284 _refine_diff_density_rms 0.041 #====================================================================== _eof