#------------------------------------------------------------------------------ #$Date: 2011-06-22 00:07:03 +0300 (Wed, 22 Jun 2011) $ #$Revision: 21250 $ #$URL: file:///home/coder/svn-repositories/cod/cif/7/7151743.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_7151743 loop_ _publ_author_name 'Li, Wenjun' 'Wu, Wenbin' 'Yu, Feng' 'Huang, Huicai' 'Liang, Xinmiao' 'Ye, Jinxing' _publ_section_title ; Catalytic asymmetric Michael addition with curcumin derivative. ; _journal_issue 7 _journal_name_full 'Organic & biomolecular chemistry' _journal_page_first 2505 _journal_page_last 2511 _journal_volume 9 _journal_year 2011 _chemical_absolute_configuration ad _chemical_formula_sum 'C27 H22 Br N O4' _chemical_formula_weight 504.37 _chemical_name_systematic ; ? ; _space_group_IT_number 4 _symmetry_cell_setting monoclinic _symmetry_space_group_name_Hall 'P 2yb' _symmetry_space_group_name_H-M 'P 1 21 1' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _audit_creation_method SHELXL-97 _cell_angle_alpha 90.00 _cell_angle_beta 100.037(3) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 5.4962(10) _cell_length_b 14.702(3) _cell_length_c 14.657(3) _cell_measurement_reflns_used 2023 _cell_measurement_temperature 293(2) _cell_measurement_theta_max 41.957 _cell_measurement_theta_min 5.542 _cell_volume 1166.2(4) _computing_cell_refinement 'Bruker SMART' _computing_data_collection 'Bruker SMART' _computing_data_reduction 'Bruker SHELXTL' _computing_molecular_graphics 'Bruker SHELXTL' _computing_publication_material 'Bruker SHELXTL' _computing_structure_refinement 'SHELXL-97 (Sheldrick, 1997)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 1990)' _diffrn_ambient_temperature 293(2) _diffrn_measured_fraction_theta_full 0.996 _diffrn_measured_fraction_theta_max 0.996 _diffrn_measurement_device_type 'CCD area detector' _diffrn_measurement_method 'phi and omega scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0766 _diffrn_reflns_av_sigmaI/netI 0.0809 _diffrn_reflns_limit_h_max 5 _diffrn_reflns_limit_h_min -6 _diffrn_reflns_limit_k_max 18 _diffrn_reflns_limit_k_min -16 _diffrn_reflns_limit_l_max 18 _diffrn_reflns_limit_l_min -17 _diffrn_reflns_number 6407 _diffrn_reflns_theta_full 25.99 _diffrn_reflns_theta_max 25.99 _diffrn_reflns_theta_min 1.98 _exptl_absorpt_coefficient_mu 1.796 _exptl_absorpt_correction_T_max 1.0000 _exptl_absorpt_correction_T_min 0.3343 _exptl_absorpt_correction_type empirical _exptl_absorpt_process_details sadabs _exptl_crystal_colour yellow _exptl_crystal_density_diffrn 1.436 _exptl_crystal_density_method 'not measured' _exptl_crystal_description prismatic _exptl_crystal_F_000 516 _exptl_crystal_size_max 0.412 _exptl_crystal_size_mid 0.309 _exptl_crystal_size_min 0.125 _refine_diff_density_max 0.487 _refine_diff_density_min -0.405 _refine_diff_density_rms 0.073 _refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881' _refine_ls_abs_structure_Flack 0.041(14) _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 0.938 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 316 _refine_ls_number_reflns 4047 _refine_ls_number_restraints 3 _refine_ls_restrained_S_all 0.940 _refine_ls_R_factor_all 0.0803 _refine_ls_R_factor_gt 0.0590 _refine_ls_shift/su_max 0.013 _refine_ls_shift/su_mean 0.001 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0791P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1375 _refine_ls_wR_factor_ref 0.1467 _reflns_number_gt 2742 _reflns_number_total 4047 _reflns_threshold_expression >2sigma(I) _[local]_cod_data_source_file c0ob00757a.txt _[local]_cod_data_source_block cd201205 _[local]_cod_cif_authors_sg_H-M P2(1) _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic' according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29. Automatic conversion script Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius ; _cod_original_cell_volume 1166.3(4) _cod_database_code 7151743 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, y+1/2, -z' 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 -0.10668(12) 0.31854(6) 0.61437(4) 0.0784(3) Uani 1 1 d . . . N1 N 0.1773(11) 0.5704(4) 0.9630(3) 0.0541(13) Uani 1 1 d . . . O1 O 0.8169(8) 0.2999(4) 0.9067(3) 0.0708(14) Uani 1 1 d . A . O2 O 0.7742(9) 0.3605(3) 1.0951(3) 0.0685(13) Uani 1 1 d . A . O3 O -0.0178(11) 0.6009(4) 0.9734(4) 0.0930(18) Uani 1 1 d . . . O4 O 0.3406(11) 0.6163(3) 0.9419(4) 0.0802(15) Uani 1 1 d . . . C1 C 0.4245(10) 0.4301(4) 0.9348(4) 0.0400(12) Uani 1 1 d . . . H1 H 0.5793 0.4623 0.9577 0.048 Uiso 1 1 calc R . . C2 C 0.2208(11) 0.4712(4) 0.9822(4) 0.0496(14) Uani 1 1 d . . . H2A H 0.0678 0.4385 0.9614 0.060 Uiso 1 1 calc R . . H2B H 0.2656 0.4624 1.0486 0.060 Uiso 1 1 calc R . . C3 C 0.4534(9) 0.3312(4) 0.9682(3) 0.0428(12) Uani 1 1 d . A . H3 H 0.2890 0.3035 0.9615 0.051 Uiso 1 1 calc R . . C4 C 0.6098(12) 0.2761(4) 0.9107(4) 0.0528(15) Uani 1 1 d . . . C5 C 0.433(3) 0.1945(10) 0.8677(9) 0.044(3) Uani 0.60 1 d P A 1 H5 H 0.2956 0.1749 0.8913 0.053 Uiso 0.60 1 calc PR A 1 C6 C 0.510(3) 0.1570(9) 0.7919(10) 0.057(3) Uani 0.60 1 d P A 1 H6 H 0.6554 0.1722 0.7715 0.068 Uiso 0.60 1 calc PR A 1 C6' C 0.347(5) 0.1617(13) 0.8276(14) 0.068(7) Uani 0.40 1 d PD A 2 H6' H 0.2204 0.1693 0.8613 0.081 Uiso 0.40 1 calc PR A 2 C5' C 0.536(4) 0.2081(12) 0.8444(14) 0.040(4) Uani 0.40 1 d P A 2 H5' H 0.6510 0.1959 0.8063 0.048 Uiso 0.40 1 calc PR A 2 C7 C 0.5743(10) 0.3269(5) 1.0696(3) 0.0520(13) Uani 1 1 d . . . C8 C 0.4160(11) 0.2855(4) 1.1326(4) 0.0588(16) Uani 1 1 d D A . H8 H 0.2708 0.2562 1.1060 0.071 Uiso 1 1 calc R . . C9 C 0.4710(12) 0.2885(4) 1.2207(4) 0.0601(17) Uani 1 1 d D . . H9 H 0.6153 0.3197 1.2446 0.072 Uiso 1 1 calc R A . C10 C 0.3709(11) 0.4380(4) 0.8293(4) 0.0416(14) Uani 1 1 d . . . C11 C 0.1763(10) 0.3895(4) 0.7779(4) 0.0460(13) Uani 1 1 d . . . H11 H 0.0700 0.3554 0.8072 0.055 Uiso 1 1 calc R . . C12 C 0.1449(10) 0.3933(4) 0.6828(4) 0.0515(14) Uani 1 1 d . . . C13 C 0.2947(12) 0.4417(5) 0.6360(4) 0.0588(16) Uani 1 1 d . . . H13 H 0.2707 0.4420 0.5716 0.071 Uiso 1 1 calc R . . C14 C 0.4858(12) 0.4907(5) 0.6889(4) 0.0625(17) Uani 1 1 d . . . H14 H 0.5907 0.5252 0.6593 0.075 Uiso 1 1 calc R . . C15 C 0.5221(11) 0.4891(5) 0.7836(5) 0.0493(16) Uani 1 1 d . . . H15 H 0.6500 0.5228 0.8174 0.059 Uiso 1 1 calc R . . C16 C 0.325(2) 0.0877(6) 0.7459(8) 0.111(4) Uani 1 1 d D . . C17 C 0.131(2) 0.0394(6) 0.7701(6) 0.103(3) Uani 1 1 d . A . H17 H 0.0781 0.0525 0.8255 0.124 Uiso 1 1 calc R . . C18 C 0.0139(18) -0.0279(6) 0.7135(7) 0.089(3) Uani 1 1 d . . . H18 H -0.1124 -0.0615 0.7319 0.107 Uiso 1 1 calc R A . C19 C 0.0832(18) -0.0450(6) 0.6310(7) 0.091(3) Uani 1 1 d . A . H19 H 0.0022 -0.0898 0.5925 0.109 Uiso 1 1 calc R . . C20 C 0.268(2) 0.0023(7) 0.6043(7) 0.102(3) Uani 1 1 d . . . H20 H 0.3108 -0.0087 0.5467 0.122 Uiso 1 1 calc R A . C21 C 0.393(2) 0.0670(8) 0.6622(10) 0.128(4) Uani 1 1 d . A . H21 H 0.5262 0.0972 0.6445 0.153 Uiso 1 1 calc R . . C22 C 0.3384(11) 0.2498(4) 1.2887(5) 0.0549(16) Uani 1 1 d . A . C23 C 0.4299(13) 0.2579(5) 1.3821(5) 0.0709(19) Uani 1 1 d . . . H23 H 0.5773 0.2891 1.4010 0.085 Uiso 1 1 calc R A . C24 C 0.3113(15) 0.2218(6) 1.4468(5) 0.079(2) Uani 1 1 d . A . H24 H 0.3767 0.2292 1.5093 0.095 Uiso 1 1 calc R . . C25 C 0.0964(14) 0.1746(5) 1.4215(6) 0.072(2) Uani 1 1 d . . . H25 H 0.0166 0.1494 1.4665 0.086 Uiso 1 1 calc R A . C26 C -0.0020(14) 0.1645(5) 1.3285(5) 0.066(2) Uani 1 1 d . A . H26 H -0.1478 0.1320 1.3109 0.079 Uiso 1 1 calc R . . C27 C 0.1138(12) 0.2020(5) 1.2626(5) 0.0601(17) Uani 1 1 d . . . H27 H 0.0449 0.1961 1.2003 0.072 Uiso 1 1 calc R A . 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 0.0742(4) 0.1043(6) 0.0530(4) -0.0221(5) 0.0009(3) -0.0078(5) N1 0.074(4) 0.052(3) 0.037(3) -0.006(2) 0.009(3) 0.002(3) O1 0.067(3) 0.083(4) 0.070(3) 0.003(3) 0.034(2) 0.005(3) O2 0.068(3) 0.088(4) 0.044(2) 0.005(2) -0.007(2) -0.017(2) O3 0.081(4) 0.072(4) 0.129(5) 0.003(3) 0.029(4) 0.026(3) O4 0.108(4) 0.047(3) 0.094(4) 0.001(3) 0.042(3) -0.006(3) C1 0.045(3) 0.042(3) 0.033(3) 0.003(2) 0.007(2) -0.004(2) C2 0.061(4) 0.046(3) 0.044(3) 0.001(3) 0.015(3) 0.004(3) C3 0.043(3) 0.045(3) 0.040(2) 0.005(3) 0.006(2) -0.009(3) C4 0.071(4) 0.047(3) 0.038(3) 0.006(3) 0.002(3) 0.005(3) C5 0.050(9) 0.050(8) 0.042(9) 0.004(6) 0.031(6) 0.012(6) C6 0.062(8) 0.055(8) 0.062(9) 0.018(7) 0.032(7) 0.013(6) C6' 0.081(16) 0.060(13) 0.050(12) -0.003(9) -0.024(12) -0.017(11) C5' 0.055(12) 0.039(10) 0.029(9) -0.015(8) 0.016(8) 0.015(8) C7 0.063(3) 0.054(3) 0.040(3) -0.001(3) 0.013(2) 0.011(4) C8 0.064(4) 0.056(4) 0.054(4) 0.001(3) 0.003(3) 0.008(3) C9 0.066(4) 0.063(5) 0.053(4) 0.004(3) 0.017(3) 0.009(3) C10 0.049(4) 0.047(3) 0.029(3) 0.005(3) 0.006(3) 0.005(3) C11 0.045(3) 0.053(4) 0.042(3) 0.004(3) 0.012(3) 0.000(3) C12 0.050(3) 0.064(4) 0.037(3) -0.009(3) 0.000(3) 0.006(3) C13 0.069(4) 0.078(5) 0.029(3) 0.005(3) 0.008(3) 0.008(4) C14 0.071(4) 0.072(5) 0.050(4) 0.012(3) 0.025(3) -0.003(3) C15 0.048(4) 0.059(4) 0.042(4) 0.002(3) 0.010(3) -0.006(3) C16 0.162(10) 0.042(4) 0.096(7) 0.012(5) -0.072(7) -0.013(5) C17 0.169(9) 0.057(5) 0.073(5) -0.014(4) -0.009(6) -0.005(6) C18 0.110(7) 0.054(5) 0.094(7) -0.010(5) -0.008(5) -0.004(4) C19 0.111(7) 0.061(5) 0.083(6) 0.000(5) -0.032(5) -0.008(5) C20 0.128(8) 0.083(7) 0.090(7) 0.004(5) 0.006(6) 0.007(6) C21 0.122(8) 0.090(8) 0.145(10) 0.034(8) -0.049(8) -0.022(6) C22 0.055(4) 0.050(4) 0.067(4) 0.017(3) 0.031(3) 0.007(3) C23 0.064(4) 0.087(5) 0.063(5) 0.001(4) 0.012(4) 0.000(4) C24 0.089(6) 0.101(6) 0.050(4) 0.003(4) 0.021(4) 0.011(5) C25 0.071(5) 0.085(5) 0.068(5) 0.014(4) 0.039(4) 0.009(4) C26 0.057(4) 0.072(5) 0.071(5) 0.013(4) 0.018(4) 0.000(4) C27 0.069(4) 0.066(4) 0.047(4) 0.005(3) 0.015(3) 0.007(3) 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' 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 O3 N1 O4 123.1(6) . . ? O3 N1 C2 117.3(6) . . ? O4 N1 C2 119.5(5) . . ? C10 C1 C3 112.7(4) . . ? C10 C1 C2 113.6(5) . . ? C3 C1 C2 105.7(4) . . ? C10 C1 H1 108.2 . . ? C3 C1 H1 108.2 . . ? C2 C1 H1 108.2 . . ? N1 C2 C1 113.7(5) . . ? N1 C2 H2A 108.8 . . ? C1 C2 H2A 108.8 . . ? N1 C2 H2B 108.8 . . ? C1 C2 H2B 108.8 . . ? H2A C2 H2B 107.7 . . ? C7 C3 C1 110.8(5) . . ? C7 C3 C4 108.9(4) . . ? C1 C3 C4 111.2(4) . . ? C7 C3 H3 108.6 . . ? C1 C3 H3 108.6 . . ? C4 C3 H3 108.6 . . ? O1 C4 C5' 109.5(11) . . ? O1 C4 C3 119.9(6) . . ? C5' C4 C3 129.4(11) . . ? O1 C4 C5 135.4(7) . . ? C5' C4 C5 27.4(8) . . ? C3 C4 C5 104.6(7) . . ? C6 C5 C4 111.7(14) . . ? C6 C5 H5 124.1 . . ? C4 C5 H5 124.1 . . ? C5 C6 C16 110.9(13) . . ? C5 C6 H6 124.5 . . ? C16 C6 H6 124.5 . . ? C5' C6' C16 118(2) . . ? C5' C6' H6' 120.8 . . ? C16 C6' H6' 120.8 . . ? C6' C5' C4 132(2) . . ? C6' C5' H5' 114.2 . . ? C4 C5' H5' 114.2 . . ? O2 C7 C8 124.7(5) . . ? O2 C7 C3 120.5(5) . . ? C8 C7 C3 114.6(5) . . ? C9 C8 C7 123.2(6) . . ? C9 C8 H8 118.4 . . ? C7 C8 H8 118.4 . . ? C8 C9 C22 128.6(7) . . ? C8 C9 H9 115.7 . . ? C22 C9 H9 115.7 . . ? C15 C10 C11 119.1(5) . . ? C15 C10 C1 120.5(5) . . ? C11 C10 C1 120.2(5) . . ? C12 C11 C10 118.5(5) . . ? C12 C11 H11 120.8 . . ? C10 C11 H11 120.8 . . ? C13 C12 C11 123.5(6) . . ? C13 C12 Br1 118.9(4) . . ? C11 C12 Br1 117.4(5) . . ? C12 C13 C14 117.0(5) . . ? C12 C13 H13 121.5 . . ? C14 C13 H13 121.5 . . ? C15 C14 C13 121.2(6) . . ? C15 C14 H14 119.4 . . ? C13 C14 H14 119.4 . . ? C14 C15 C10 120.7(6) . . ? C14 C15 H15 119.7 . . ? C10 C15 H15 119.6 . . ? C21 C16 C17 117.2(9) . . ? C21 C16 C6 106.4(12) . . ? C17 C16 C6 136.1(12) . . ? C21 C16 C6' 144.7(14) . . ? C17 C16 C6' 96.8(13) . . ? C6 C16 C6' 41.6(10) . . ? C18 C17 C16 121.1(10) . . ? C18 C17 H17 119.5 . . ? C16 C17 H17 119.4 . . ? C19 C18 C17 119.8(10) . . ? C19 C18 H18 120.1 . . ? C17 C18 H18 120.1 . . ? C20 C19 C18 120.6(9) . . ? C20 C19 H19 119.7 . . ? C18 C19 H19 119.7 . . ? C19 C20 C21 120.0(11) . . ? C19 C20 H20 120.0 . . ? C21 C20 H20 120.0 . . ? C16 C21 C20 121.2(11) . . ? C16 C21 H21 119.4 . . ? C20 C21 H21 119.4 . . ? C23 C22 C27 117.5(6) . . ? C23 C22 C9 120.6(6) . . ? C27 C22 C9 122.0(6) . . ? C24 C23 C22 121.8(7) . . ? C24 C23 H23 119.1 . . ? C22 C23 H23 119.1 . . ? C23 C24 C25 120.7(7) . . ? C23 C24 H24 119.6 . . ? C25 C24 H24 119.6 . . ? C24 C25 C26 119.5(7) . . ? C24 C25 H25 120.2 . . ? C26 C25 H25 120.2 . . ? C27 C26 C25 120.3(7) . . ? C27 C26 H26 119.8 . . ? C25 C26 H26 119.8 . . ? C26 C27 C22 120.2(7) . . ? C26 C27 H27 119.9 . . ? C22 C27 H27 119.9 . . ? 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 C12 1.908(6) . ? N1 O3 1.197(7) . ? N1 O4 1.205(7) . ? N1 C2 1.496(8) . ? O1 C4 1.202(7) . ? O2 C7 1.203(7) . ? C1 C10 1.527(7) . ? C1 C3 1.533(8) . ? C1 C2 1.540(8) . ? C1 H1 0.9800 . ? C2 H2A 0.9700 . ? C2 H2B 0.9700 . ? C3 C7 1.519(7) . ? C3 C4 1.536(8) . ? C3 H3 0.9800 . ? C4 C5' 1.404(19) . ? C4 C5 1.603(18) . ? C5 C6 1.37(2) . ? C5 H5 0.9300 . ? C6 C16 1.510(18) . ? C6 H6 0.9300 . ? C6' C5' 1.23(3) . ? C6' C16 1.607(17) . ? C6' H6' 0.9300 . ? C5' H5' 0.9300 . ? C7 C8 1.504(8) . ? C8 C9 1.275(8) . ? C8 H8 0.9300 . ? C9 C22 1.449(8) . ? C9 H9 0.9300 . ? C10 C15 1.378(8) . ? C10 C11 1.392(8) . ? C11 C12 1.377(8) . ? C11 H11 0.9300 . ? C12 C13 1.360(9) . ? C13 C14 1.393(9) . ? C13 H13 0.9300 . ? C14 C15 1.367(9) . ? C14 H14 0.9300 . ? C15 H15 0.9300 . ? C16 C21 1.376(17) . ? C16 C17 1.380(16) . ? C17 C18 1.376(12) . ? C17 H17 0.9300 . ? C18 C19 1.353(12) . ? C18 H18 0.9300 . ? C19 C20 1.343(13) . ? C19 H19 0.9300 . ? C20 C21 1.378(15) . ? C20 H20 0.9300 . ? C21 H21 0.9300 . ? C22 C23 1.379(10) . ? C22 C27 1.415(10) . ? C23 C24 1.350(10) . ? C23 H23 0.9300 . ? C24 C25 1.364(11) . ? C24 H24 0.9300 . ? C25 C26 1.384(11) . ? C25 H25 0.9300 . ? C26 C27 1.362(10) . ? C26 H26 0.9300 . ? C27 H27 0.9300 . ? loop_ _geom_hbond_atom_site_label_D _geom_hbond_atom_site_label_H _geom_hbond_atom_site_label_A _geom_hbond_distance_DH _geom_hbond_distance_HA _geom_hbond_distance_DA _geom_hbond_angle_DHA _geom_hbond_site_symmetry_A C11 H11 O1 0.93 2.33 3.240(7) 165.7 1_455 C3 H3 O1 0.98 2.58 3.488(7) 154.1 1_455 C2 H2A O1 0.97 2.51 3.411(8) 154.1 1_455 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 O3 N1 C2 C1 158.7(6) . . . . ? O4 N1 C2 C1 -24.2(7) . . . . ? C10 C1 C2 N1 -59.9(7) . . . . ? C3 C1 C2 N1 176.0(4) . . . . ? C10 C1 C3 C7 164.3(5) . . . . ? C2 C1 C3 C7 -71.1(5) . . . . ? C10 C1 C3 C4 43.1(6) . . . . ? C2 C1 C3 C4 167.7(4) . . . . ? C7 C3 C4 O1 -64.2(7) . . . . ? C1 C3 C4 O1 58.2(7) . . . . ? C7 C3 C4 C5' 129.6(12) . . . . ? C1 C3 C4 C5' -108.1(12) . . . . ? C7 C3 C4 C5 116.1(7) . . . . ? C1 C3 C4 C5 -121.5(6) . . . . ? O1 C4 C5 C6 -19.8(15) . . . . ? C5' C4 C5 C6 2.8(17) . . . . ? C3 C4 C5 C6 159.9(9) . . . . ? C4 C5 C6 C16 -173.5(8) . . . . ? C16 C6' C5' C4 -179.2(14) . . . . ? O1 C4 C5' C6' 176(2) . . . . ? C3 C4 C5' C6' -17(3) . . . . ? C5 C4 C5' C6' 12.3(18) . . . . ? C1 C3 C7 O2 -57.6(7) . . . . ? C4 C3 C7 O2 65.0(8) . . . . ? C1 C3 C7 C8 117.6(6) . . . . ? C4 C3 C7 C8 -119.8(6) . . . . ? O2 C7 C8 C9 5.8(11) . . . . ? C3 C7 C8 C9 -169.2(6) . . . . ? C7 C8 C9 C22 -178.4(6) . . . . ? C3 C1 C10 C15 -123.5(6) . . . . ? C2 C1 C10 C15 116.3(6) . . . . ? C3 C1 C10 C11 53.0(7) . . . . ? C2 C1 C10 C11 -67.2(7) . . . . ? C15 C10 C11 C12 1.1(9) . . . . ? C1 C10 C11 C12 -175.4(5) . . . . ? C10 C11 C12 C13 0.2(9) . . . . ? C10 C11 C12 Br1 175.1(4) . . . . ? C11 C12 C13 C14 -1.2(10) . . . . ? Br1 C12 C13 C14 -176.0(5) . . . . ? C12 C13 C14 C15 0.8(10) . . . . ? C13 C14 C15 C10 0.5(10) . . . . ? C11 C10 C15 C14 -1.5(9) . . . . ? C1 C10 C15 C14 175.0(6) . . . . ? C5 C6 C16 C21 168.9(10) . . . . ? C5 C6 C16 C17 -16.6(18) . . . . ? C5 C6 C16 C6' 7.1(14) . . . . ? C5' C6' C16 C21 -30(3) . . . . ? C5' C6' C16 C17 164.5(18) . . . . ? C5' C6' C16 C6 0.8(14) . . . . ? C21 C16 C17 C18 1.4(15) . . . . ? C6 C16 C17 C18 -172.7(10) . . . . ? C6' C16 C17 C18 171.7(11) . . . . ? C16 C17 C18 C19 -2.6(14) . . . . ? C17 C18 C19 C20 1.0(13) . . . . ? C18 C19 C20 C21 1.9(14) . . . . ? C17 C16 C21 C20 1.5(15) . . . . ? C6 C16 C21 C20 177.2(9) . . . . ? C6' C16 C21 C20 -161.7(17) . . . . ? C19 C20 C21 C16 -3.2(15) . . . . ? C8 C9 C22 C23 178.3(7) . . . . ? C8 C9 C22 C27 -1.2(11) . . . . ? C27 C22 C23 C24 0.0(10) . . . . ? C9 C22 C23 C24 -179.4(7) . . . . ? C22 C23 C24 C25 0.9(12) . . . . ? C23 C24 C25 C26 -0.7(12) . . . . ? C24 C25 C26 C27 -0.5(11) . . . . ? C25 C26 C27 C22 1.4(11) . . . . ? C23 C22 C27 C26 -1.2(10) . . . . ? C9 C22 C27 C26 178.3(6) . . . . ?