# Electronic Supplementary Material (ESI) for Chemical Communications # This journal is © The Royal Society of Chemistry 2012 ####################################################################### # # 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_111213a _database_code_depnum_ccdc_archive 'CCDC 870991' #TrackingRef '111213A.cif' _audit_creation_method SHELXL-97 _chemical_name_systematic ; ? ; _chemical_name_common ? _chemical_melting_point ? _chemical_formula_moiety ? _chemical_formula_sum 'C24 H18 Br N O2 S' _chemical_formula_weight 464.36 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' S S 0.1246 0.1234 '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' _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 5.141(3) _cell_length_b 14.936(9) _cell_length_c 31.333(18) _cell_angle_alpha 90.00 _cell_angle_beta 91.688(7) _cell_angle_gamma 90.00 _cell_volume 2405(2) _cell_formula_units_Z 4 _cell_measurement_temperature 294(2) _cell_measurement_reflns_used 3841 _cell_measurement_theta_min 3.0 _cell_measurement_theta_max 27.5 _exptl_crystal_description NEEDLE _exptl_crystal_colour COLORLESS _exptl_crystal_size_max 0.51 _exptl_crystal_size_mid 0.11 _exptl_crystal_size_min 0.07 _exptl_crystal_density_meas ? _exptl_crystal_density_diffrn 1.283 _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 944 _exptl_absorpt_coefficient_mu 1.814 _exptl_absorpt_correction_type MULTI-SCAN _exptl_absorpt_correction_T_min 0.4581 _exptl_absorpt_correction_T_max 0.8835 _exptl_absorpt_process_details 'REQAB Spherical 4,3' _exptl_special_details ; ? ; _diffrn_ambient_temperature 294(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 'RIGAKU MERCURY375R' _diffrn_measurement_method 'profile data from \w-scans' _diffrn_detector_area_resol_mean 13.6612 _diffrn_standards_number ? _diffrn_standards_interval_count ? _diffrn_standards_interval_time ? _diffrn_standards_decay_% ? _diffrn_reflns_number 24593 _diffrn_reflns_av_R_equivalents 0.0715 _diffrn_reflns_av_sigmaI/netI 0.0469 _diffrn_reflns_limit_h_min -6 _diffrn_reflns_limit_h_max 6 _diffrn_reflns_limit_k_min -19 _diffrn_reflns_limit_k_max 19 _diffrn_reflns_limit_l_min -40 _diffrn_reflns_limit_l_max 40 _diffrn_reflns_theta_min 3.02 _diffrn_reflns_theta_max 27.53 _reflns_number_total 5525 _reflns_number_gt 3006 _reflns_threshold_expression >2sigma(I) _computing_data_collection CRYSTALCLEAR _computing_cell_refinement CRYSTALCLEAR _computing_data_reduction CRYSTALCLEAR _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _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^)+(0.1564P)^2^+0.0589P] 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 5525 _refine_ls_number_parameters 263 _refine_ls_number_restraints 1 _refine_ls_R_factor_all 0.1339 _refine_ls_R_factor_gt 0.0814 _refine_ls_wR_factor_ref 0.2795 _refine_ls_wR_factor_gt 0.2355 _refine_ls_goodness_of_fit_ref 1.067 _refine_ls_restrained_S_all 1.067 _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 C1 C -0.6266(12) 0.1167(4) 0.53188(19) 0.0934(15) Uani 1 1 d . . . C2 C -0.4343(15) 0.1725(5) 0.54441(19) 0.116(2) Uani 1 1 d . . . H2 H -0.3850 0.1767 0.5731 0.140 Uiso 1 1 calc R . . C3 C -0.3091(14) 0.2241(5) 0.5143(2) 0.125(2) Uani 1 1 d . . . H3 H -0.1773 0.2633 0.5230 0.150 Uiso 1 1 calc R . . C4 C -0.3793(11) 0.2174(4) 0.47175(17) 0.0895(14) Uani 1 1 d . . . C5 C -0.5812(13) 0.1584(5) 0.46020(19) 0.1095(19) Uani 1 1 d . . . H5 H -0.6302 0.1516 0.4316 0.131 Uiso 1 1 calc R . . C6 C -0.7061(15) 0.1111(5) 0.4906(2) 0.119(2) Uani 1 1 d . . . H6 H -0.8467 0.0748 0.4828 0.143 Uiso 1 1 calc R . . C7 C -0.2419(12) 0.2675(4) 0.44007(19) 0.0976(16) Uani 1 1 d . . . C8 C -0.1224(13) 0.3108(4) 0.41561(18) 0.0951(15) Uani 1 1 d . . . C9 C 0.0134(11) 0.3642(4) 0.38711(18) 0.0887(14) Uani 1 1 d . . . C10 C 0.1276(10) 0.4120(4) 0.36396(17) 0.0801(12) Uani 1 1 d . . . C11 C 0.2617(8) 0.4741(3) 0.33536(15) 0.0672(10) Uani 1 1 d . . . H11 H 0.4489 0.4662 0.3409 0.081 Uiso 1 1 calc R . . C12 C 0.2014(9) 0.5715(3) 0.34319(15) 0.0733(11) Uani 1 1 d . . . C13 C 0.0060(12) 0.5985(4) 0.3699(2) 0.1016(16) Uani 1 1 d . . . H13 H -0.0893 0.5566 0.3849 0.122 Uiso 1 1 calc R . . C14 C -0.0449(16) 0.6901(5) 0.3740(3) 0.123(2) Uani 1 1 d . . . H14 H -0.1801 0.7085 0.3910 0.148 Uiso 1 1 calc R . . C15 C 0.0987(17) 0.7530(4) 0.3537(2) 0.113(2) Uani 1 1 d . . . H15 H 0.0638 0.8136 0.3571 0.136 Uiso 1 1 calc R . . C16 C 0.2918(16) 0.7256(4) 0.3288(2) 0.112(2) Uani 1 1 d . . . H16 H 0.3926 0.7678 0.3150 0.135 Uiso 1 1 calc R . . C17 C 0.3411(12) 0.6369(4) 0.32350(19) 0.0963(16) Uani 1 1 d . . . H17 H 0.4748 0.6201 0.3058 0.116 Uiso 1 1 calc R . . C18 C 0.3569(7) 0.2765(3) 0.28306(13) 0.0637(10) Uani 1 1 d . . . C19 C 0.5159(9) 0.2426(3) 0.31554(17) 0.0812(13) Uani 1 1 d . . . H19 H 0.6535 0.2764 0.3267 0.097 Uiso 1 1 calc R . . C20 C 0.4684(10) 0.1578(4) 0.33118(17) 0.0874(14) Uani 1 1 d . . . H20 H 0.5746 0.1360 0.3534 0.105 Uiso 1 1 calc R . . C21 C 0.2694(10) 0.1040(3) 0.31522(15) 0.0779(12) Uani 1 1 d . . . C22 C 0.1165(10) 0.1393(3) 0.2823(2) 0.0889(15) Uani 1 1 d . . . H22 H -0.0185 0.1048 0.2706 0.107 Uiso 1 1 calc R . . C23 C 0.1579(9) 0.2236(4) 0.26616(17) 0.0820(13) Uani 1 1 d . . . H23 H 0.0519 0.2452 0.2439 0.098 Uiso 1 1 calc R . . C24 C 0.2190(14) 0.0129(4) 0.3326(2) 0.1070(18) Uani 1 1 d . . . H24A H 0.0510 -0.0074 0.3225 0.160 Uiso 1 1 calc R . . H24B H 0.2232 0.0152 0.3632 0.160 Uiso 1 1 calc R . . H24C H 0.3503 -0.0277 0.3232 0.160 Uiso 1 1 calc R . . N1 N 0.2106(6) 0.4528(2) 0.29012(12) 0.0662(9) Uani 1 1 d D . . H1A H 0.0409 0.4514 0.2836 0.099 Uiso 1 1 d RD . . O1 O 0.3035(6) 0.3893(2) 0.22052(10) 0.0835(9) Uani 1 1 d . . . O2 O 0.6603(5) 0.4123(2) 0.27467(12) 0.0881(10) Uani 1 1 d . . . S1 S 0.39771(17) 0.38594(8) 0.26386(4) 0.0676(4) Uani 1 1 d . . . Br1 Br -0.79786(17) 0.04960(6) 0.57434(2) 0.1368(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 C1 0.108(4) 0.088(4) 0.085(4) 0.012(3) 0.021(3) 0.004(3) C2 0.138(5) 0.144(6) 0.067(3) 0.015(3) 0.000(3) -0.013(5) C3 0.144(5) 0.148(6) 0.082(4) 0.015(4) -0.011(4) -0.054(5) C4 0.104(4) 0.088(3) 0.077(3) 0.011(3) 0.013(3) 0.003(3) C5 0.125(5) 0.131(5) 0.073(3) 0.001(3) 0.008(3) -0.027(4) C6 0.137(5) 0.134(6) 0.088(4) -0.006(4) 0.018(4) -0.037(4) C7 0.118(4) 0.090(4) 0.085(3) 0.023(3) 0.004(3) -0.012(3) C8 0.118(4) 0.087(3) 0.080(3) 0.007(3) 0.004(3) -0.009(3) C9 0.106(4) 0.081(3) 0.079(3) 0.006(3) 0.004(3) -0.007(3) C10 0.086(3) 0.077(3) 0.078(3) 0.003(2) 0.003(2) -0.001(3) C11 0.058(2) 0.071(3) 0.072(3) 0.000(2) -0.0070(19) -0.0060(19) C12 0.074(3) 0.075(3) 0.070(3) -0.002(2) -0.010(2) -0.012(2) C13 0.105(4) 0.092(4) 0.109(4) -0.009(3) 0.016(3) -0.012(3) C14 0.146(6) 0.100(5) 0.124(5) -0.028(4) 0.008(4) 0.019(4) C15 0.169(6) 0.068(3) 0.099(4) -0.003(3) -0.038(5) -0.005(4) C16 0.167(6) 0.071(4) 0.098(4) 0.002(3) -0.001(4) -0.031(4) C17 0.114(4) 0.090(4) 0.086(3) 0.002(3) 0.006(3) -0.023(3) C18 0.0513(18) 0.068(2) 0.072(3) -0.0083(19) 0.0070(18) -0.0014(18) C19 0.072(2) 0.085(3) 0.086(3) 0.003(2) -0.008(2) -0.008(2) C20 0.092(3) 0.090(3) 0.080(3) 0.008(3) -0.005(3) 0.003(3) C21 0.089(3) 0.070(3) 0.075(3) -0.004(2) 0.027(3) -0.001(2) C22 0.087(3) 0.073(3) 0.107(4) -0.013(3) -0.001(3) -0.016(3) C23 0.076(3) 0.081(3) 0.088(3) -0.005(2) -0.012(2) -0.002(2) C24 0.134(5) 0.080(3) 0.109(4) 0.004(3) 0.044(4) -0.002(3) N1 0.0486(15) 0.073(2) 0.077(2) 0.0001(17) 0.0029(15) -0.0025(15) O1 0.0830(19) 0.096(2) 0.073(2) 0.0075(16) 0.0125(16) 0.0005(17) O2 0.0458(14) 0.094(2) 0.125(3) 0.015(2) 0.0104(16) -0.0118(14) S1 0.0474(5) 0.0765(7) 0.0795(7) 0.0043(5) 0.0116(5) -0.0034(5) Br1 0.1627(8) 0.1388(7) 0.1116(6) 0.0349(4) 0.0491(5) -0.0018(5) _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 C2 1.343(9) . ? C1 C6 1.348(9) . ? C1 Br1 1.902(6) . ? C2 C3 1.390(9) . ? C2 H2 0.9300 . ? C3 C4 1.375(8) . ? C3 H3 0.9300 . ? C4 C5 1.401(9) . ? C4 C7 1.443(8) . ? C5 C6 1.362(9) . ? C5 H5 0.9300 . ? C6 H6 0.9300 . ? C7 C8 1.188(8) . ? C8 C9 1.399(8) . ? C9 C10 1.186(7) . ? C10 C11 1.474(7) . ? C11 N1 1.469(6) . ? C11 C12 1.509(6) . ? C11 H11 0.9800 . ? C12 C17 1.371(7) . ? C12 C13 1.387(8) . ? C13 C14 1.399(9) . ? C13 H13 0.9300 . ? C14 C15 1.364(11) . ? C14 H14 0.9300 . ? C15 C16 1.345(10) . ? C15 H15 0.9300 . ? C16 C17 1.359(9) . ? C16 H16 0.9300 . ? C17 H17 0.9300 . ? C18 C19 1.383(6) . ? C18 C23 1.386(6) . ? C18 S1 1.756(5) . ? C19 C20 1.382(7) . ? C19 H19 0.9300 . ? C20 C21 1.383(7) . ? C20 H20 0.9300 . ? C21 C22 1.383(7) . ? C21 C24 1.491(8) . ? C22 C23 1.376(7) . ? C22 H22 0.9300 . ? C23 H23 0.9300 . ? C24 H24A 0.9600 . ? C24 H24B 0.9600 . ? C24 H24C 0.9600 . ? N1 S1 1.627(4) . ? N1 H1A 0.8900 . ? O1 S1 1.429(4) . ? O2 S1 1.437(3) . ? 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 C2 C1 C6 121.3(6) . . ? C2 C1 Br1 118.3(5) . . ? C6 C1 Br1 120.3(5) . . ? C1 C2 C3 119.8(6) . . ? C1 C2 H2 120.1 . . ? C3 C2 H2 120.1 . . ? C4 C3 C2 120.3(6) . . ? C4 C3 H3 119.9 . . ? C2 C3 H3 119.9 . . ? C3 C4 C5 117.9(5) . . ? C3 C4 C7 120.7(6) . . ? C5 C4 C7 121.4(5) . . ? C6 C5 C4 120.5(6) . . ? C6 C5 H5 119.8 . . ? C4 C5 H5 119.8 . . ? C1 C6 C5 120.2(6) . . ? C1 C6 H6 119.9 . . ? C5 C6 H6 119.9 . . ? C8 C7 C4 176.7(7) . . ? C7 C8 C9 178.2(7) . . ? C10 C9 C8 177.6(6) . . ? C9 C10 C11 177.8(6) . . ? N1 C11 C10 112.1(3) . . ? N1 C11 C12 109.5(3) . . ? C10 C11 C12 113.9(4) . . ? N1 C11 H11 107.0 . . ? C10 C11 H11 107.0 . . ? C12 C11 H11 107.0 . . ? C17 C12 C13 117.5(5) . . ? C17 C12 C11 120.1(5) . . ? C13 C12 C11 122.3(5) . . ? C12 C13 C14 118.8(6) . . ? C12 C13 H13 120.6 . . ? C14 C13 H13 120.6 . . ? C15 C14 C13 121.7(7) . . ? C15 C14 H14 119.2 . . ? C13 C14 H14 119.2 . . ? C16 C15 C14 118.7(6) . . ? C16 C15 H15 120.6 . . ? C14 C15 H15 120.6 . . ? C15 C16 C17 120.7(6) . . ? C15 C16 H16 119.7 . . ? C17 C16 H16 119.7 . . ? C16 C17 C12 122.6(6) . . ? C16 C17 H17 118.7 . . ? C12 C17 H17 118.7 . . ? C19 C18 C23 119.1(4) . . ? C19 C18 S1 121.3(3) . . ? C23 C18 S1 119.6(3) . . ? C20 C19 C18 119.4(4) . . ? C20 C19 H19 120.3 . . ? C18 C19 H19 120.3 . . ? C19 C20 C21 122.7(5) . . ? C19 C20 H20 118.6 . . ? C21 C20 H20 118.6 . . ? C20 C21 C22 116.6(5) . . ? C20 C21 C24 122.2(5) . . ? C22 C21 C24 121.2(5) . . ? C23 C22 C21 122.1(4) . . ? C23 C22 H22 118.9 . . ? C21 C22 H22 118.9 . . ? C22 C23 C18 120.2(5) . . ? C22 C23 H23 119.9 . . ? C18 C23 H23 119.9 . . ? C21 C24 H24A 109.5 . . ? C21 C24 H24B 109.5 . . ? H24A C24 H24B 109.5 . . ? C21 C24 H24C 109.5 . . ? H24A C24 H24C 109.5 . . ? H24B C24 H24C 109.5 . . ? C11 N1 S1 122.0(3) . . ? C11 N1 H1A 111.8 . . ? S1 N1 H1A 117.4 . . ? O1 S1 O2 120.3(2) . . ? O1 S1 N1 105.69(19) . . ? O2 S1 N1 106.1(2) . . ? O1 S1 C18 108.5(2) . . ? O2 S1 C18 107.1(2) . . ? N1 S1 C18 108.63(19) . . ? 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 C6 C1 C2 C3 -1.7(11) . . . . ? Br1 C1 C2 C3 -178.5(6) . . . . ? C1 C2 C3 C4 -0.8(12) . . . . ? C2 C3 C4 C5 0.9(11) . . . . ? C2 C3 C4 C7 -177.0(7) . . . . ? C3 C4 C5 C6 1.4(11) . . . . ? C7 C4 C5 C6 179.2(7) . . . . ? C2 C1 C6 C5 4.0(11) . . . . ? Br1 C1 C6 C5 -179.2(6) . . . . ? C4 C5 C6 C1 -3.8(12) . . . . ? C3 C4 C7 C8 -8(12) . . . . ? C5 C4 C7 C8 174(12) . . . . ? C4 C7 C8 C9 -75(26) . . . . ? C7 C8 C9 C10 37(31) . . . . ? C8 C9 C10 C11 -48(25) . . . . ? C9 C10 C11 N1 -100(14) . . . . ? C9 C10 C11 C12 26(14) . . . . ? N1 C11 C12 C17 -63.3(5) . . . . ? C10 C11 C12 C17 170.2(4) . . . . ? N1 C11 C12 C13 116.5(5) . . . . ? C10 C11 C12 C13 -10.0(6) . . . . ? C17 C12 C13 C14 2.6(8) . . . . ? C11 C12 C13 C14 -177.3(5) . . . . ? C12 C13 C14 C15 -2.5(10) . . . . ? C13 C14 C15 C16 0.8(10) . . . . ? C14 C15 C16 C17 0.7(10) . . . . ? C15 C16 C17 C12 -0.6(10) . . . . ? C13 C12 C17 C16 -1.1(8) . . . . ? C11 C12 C17 C16 178.7(5) . . . . ? C23 C18 C19 C20 -1.8(7) . . . . ? S1 C18 C19 C20 176.7(4) . . . . ? C18 C19 C20 C21 1.1(8) . . . . ? C19 C20 C21 C22 0.0(8) . . . . ? C19 C20 C21 C24 -179.6(5) . . . . ? C20 C21 C22 C23 -0.4(8) . . . . ? C24 C21 C22 C23 179.2(5) . . . . ? C21 C22 C23 C18 -0.3(8) . . . . ? C19 C18 C23 C22 1.4(7) . . . . ? S1 C18 C23 C22 -177.1(4) . . . . ? C10 C11 N1 S1 -91.1(4) . . . . ? C12 C11 N1 S1 141.4(3) . . . . ? C11 N1 S1 O1 -174.0(3) . . . . ? C11 N1 S1 O2 -45.2(4) . . . . ? C11 N1 S1 C18 69.7(3) . . . . ? C19 C18 S1 O1 153.3(4) . . . . ? C23 C18 S1 O1 -28.3(4) . . . . ? C19 C18 S1 O2 22.0(4) . . . . ? C23 C18 S1 O2 -159.6(4) . . . . ? C19 C18 S1 N1 -92.3(4) . . . . ? C23 C18 S1 N1 86.1(4) . . . . ? _diffrn_measured_fraction_theta_max 0.996 _diffrn_reflns_theta_full 27.53 _diffrn_measured_fraction_theta_full 0.996 _refine_diff_density_max 0.790 _refine_diff_density_min -0.363 _refine_diff_density_rms 0.101