############################################################################## ### ### ### Electronic paper (Acta Crystallographica Section E) ### ### ### ############################################################################## # # # This CIF contains the data in a paper accepted for publication in Acta # # Crystallographica Section E. It conforms to the requirements of Notes # # for Authors for Section E, and has been peer reviewed under the auspices # # of the IUCr Commission on Journals. # # # # Full details of the Crystallographic Information File format # # are given in the paper "The Crystallographic Information File (CIF): # # a New Standard Archive File for Crystallography" by S. R. Hall, F. H. # # Allen and I. D. Brown [Acta Cryst. (1991), A47, 655-685]. # # # # The current version of the core CIF dictionary is obtainable from # # ftp://ftp.iucr.org/pub/cif_core.dic. The current version number is 2.4. # # # # Software is freely available for graphical display of the structure(s) in # # this CIF. For information consult the CIF home page http://www.iucr.org/ # # cif/home.html # # # # This file may be used for bona fide research purposes within the # # scientific community so long as proper attribution is given to the journal # # article from which it was obtained. # # # ############################################################################## data_global _audit_creation_method SHELXL-97 _journal_date_recd_electronic 2010-09-23 _journal_date_accepted 2010-10-14 _journal_name_full 'Acta Crystallographica, Section E' _journal_year 2010 _journal_volume 66 _journal_issue 11 _journal_page_first o2915 _journal_page_last o2915 _journal_paper_category QO _journal_coeditor_code FL2320 _publ_contact_author ; Dr. Seik Weng Ng Department of Chemistry University of Malaya 50603 Kuala Lumpur Malaysia ; _publ_contact_author_email seikweng@um.edu.my _publ_contact_author_fax '03 7967 4193' _publ_contact_author_phone '03 7967 6778' _publ_section_title ; Ethyl 4-[(3,5-di-tert-butyl-2-hydroxybenzylidene)amino]benzoate ; loop_ _publ_author_name _publ_author_address 'Shakir, Raied Mustafa' ; Department of Chemistry University of Malaya 50603 Kuala Lumpur Malaysia ; 'Ariffin, Azhar' ; Department of Chemistry University of Malaya 50603 Kuala Lumpur Malaysia ; 'Ng, Seik Weng' ; Department of Chemistry University of Malaya 50603 Kuala Lumpur Malaysia ; _publ_section_synopsis . data_I _audit_creation_method SHELXL-97 _chemical_name_systematic ; Ethyl 4-[(di-3,5-tert-butyl-2-hydroxybenzylidene)amino]benzoate ; _chemical_name_common ? _chemical_formula_moiety 'C24 H31 N O3' _chemical_formula_sum 'C24 H31 N O3' _chemical_formula_iupac 'C24 H31 N O3' _chemical_formula_weight 381.50 _chemical_melting_point ? _symmetry_cell_setting monoclinic _symmetry_space_group_name_H-M 'P 21/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 18.4789(18) _cell_length_b 10.7194(11) _cell_length_c 10.7768(10) _cell_angle_alpha 90.00 _cell_angle_beta 97.437(2) _cell_angle_gamma 90.00 _cell_volume 2116.7(4) _cell_formula_units_Z 4 _cell_measurement_reflns_used 2280 _cell_measurement_theta_min 2.2 _cell_measurement_theta_max 23.8 _cell_measurement_temperature 100(2) _exptl_crystal_description Prism _exptl_crystal_colour Orange _exptl_crystal_size_max 0.30 _exptl_crystal_size_mid 0.05 _exptl_crystal_size_min 0.05 _exptl_crystal_density_diffrn 1.197 _exptl_crystal_density_meas ? _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 824 _exptl_absorpt_coefficient_mu 0.078 _exptl_absorpt_correction_type none _diffrn_ambient_temperature 100(2) _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_radiation_source 'fine-focus sealed tube' _diffrn_radiation_monochromator graphite _diffrn_measurement_device_type 'Bruker SMART APEX diffractometer' _diffrn_measurement_method '\w scans' _diffrn_detector_area_resol_mean ? _diffrn_reflns_number 19941 _diffrn_reflns_av_R_equivalents 0.0650 _diffrn_reflns_av_sigmaI/netI 0.0594 _diffrn_reflns_theta_min 2.20 _diffrn_reflns_theta_max 27.50 _diffrn_reflns_theta_full 27.50 _diffrn_measured_fraction_theta_max 1.000 _diffrn_measured_fraction_theta_full 1.000 _diffrn_reflns_limit_h_min -24 _diffrn_reflns_limit_h_max 23 _diffrn_reflns_limit_k_min -13 _diffrn_reflns_limit_k_max 13 _diffrn_reflns_limit_l_min -13 _diffrn_reflns_limit_l_max 14 _diffrn_standards_number 0 _diffrn_standards_interval_count 0 _diffrn_standards_interval_time 0 _diffrn_standards_decay_% 0 _reflns_number_total 4855 _reflns_number_gt 3123 _reflns_threshold_expression I>2\s(I) _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_R_factor_all 0.0952 _refine_ls_R_factor_gt 0.0532 _refine_ls_wR_factor_gt 0.1195 _refine_ls_wR_factor_ref 0.1424 _refine_ls_goodness_of_fit_ref 1.007 _refine_ls_restrained_S_all 1.008 _refine_ls_number_reflns 4855 _refine_ls_number_parameters 257 _refine_ls_number_restraints 1 _refine_ls_hydrogen_treatment mixed _refine_ls_weighting_scheme calc _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0558P)^2^+1.1473P] where P=(Fo^2^+2Fc^2^)/3' _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _refine_ls_shift/su_max 0.001 _refine_ls_shift/su_mean 0.001 _refine_diff_density_max 0.639 _refine_diff_density_min -0.255 _refine_ls_extinction_method none _refine_ls_extinction_coef ? 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' _computing_data_collection 'APEX2 (Bruker, 2009)' _computing_cell_refinement 'SAINT (Bruker, 2009)' _computing_data_reduction 'SAINT (Bruker, 2009)' _computing_structure_solution 'SHELXS97 (Sheldrick, 2008)' _computing_structure_refinement 'SHELXL97 (Sheldrick, 2008)' _computing_molecular_graphics 'X-Seed (Barbour, 2001)' _computing_publication_material 'publCIF (Westrip, 2010)' loop_ _atom_site_type_symbol _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv _atom_site_adp_type _atom_site_calc_flag _atom_site_refinement_flags _atom_site_occupancy _atom_site_disorder_assembly _atom_site_disorder_group O O1 0.78175(8) 0.89233(13) 0.62825(14) 0.0252(3) Uani d D 1 . . H H1 0.7466(13) 0.885(3) 0.567(2) 0.086(12) Uiso d D 1 . . O O2 0.42198(8) 0.93692(14) 0.03223(14) 0.0291(4) Uani d . 1 . . O O3 0.43875(7) 0.73467(13) -0.01081(13) 0.0237(3) Uani d . 1 . . N N1 0.67954(9) 0.79668(16) 0.46645(16) 0.0222(4) Uani d . 1 . . C C1 0.78970(11) 0.77878(18) 0.68363(19) 0.0203(4) Uani d . 1 . . C C2 0.84179(10) 0.76051(18) 0.78972(18) 0.0186(4) Uani d . 1 . . C C3 0.85050(10) 0.63866(18) 0.83515(18) 0.0180(4) Uani d . 1 . . H H3 0.8862 0.6243 0.9054 0.022 Uiso calc R 1 . . C C4 0.80999(10) 0.53616(18) 0.78384(18) 0.0183(4) Uani d . 1 . . C C5 0.75592(10) 0.56031(19) 0.68469(18) 0.0199(4) Uani d . 1 . . H H5 0.7253 0.4941 0.6509 0.024 Uiso calc R 1 . . C C6 0.74560(10) 0.67938(19) 0.63368(18) 0.0201(4) Uani d . 1 . . C C7 0.94204(12) 0.9088(2) 0.7566(2) 0.0290(5) Uani d . 1 . . H H7A 0.9137 0.9359 0.6780 0.044 Uiso calc R 1 . . H H7B 0.9735 0.8388 0.7402 0.044 Uiso calc R 1 . . H H7C 0.9722 0.9782 0.7930 0.044 Uiso calc R 1 . . C C8 0.88965(11) 0.86740(19) 0.84883(19) 0.0219(4) Uani d . 1 . . C C9 0.84263(13) 0.9784(2) 0.8811(2) 0.0295(5) Uani d . 1 . . H H9A 0.8124 1.0072 0.8051 0.044 Uiso calc R 1 . . H H9B 0.8744 1.0464 0.9158 0.044 Uiso calc R 1 . . H H9C 0.8112 0.9521 0.9428 0.044 Uiso calc R 1 . . C C10 0.93590(13) 0.8274(2) 0.9709(2) 0.0304(5) Uani d . 1 . . H H10A 0.9670 0.7569 0.9542 0.046 Uiso calc R 1 . . H H10B 0.9037 0.8024 1.0320 0.046 Uiso calc R 1 . . H H10C 0.9665 0.8974 1.0044 0.046 Uiso calc R 1 . . C C11 0.82432(11) 0.40232(18) 0.82969(18) 0.0197(4) Uani d . 1 . . C C12 0.75683(11) 0.3511(2) 0.8825(2) 0.0254(5) Uani d . 1 . . H H12A 0.7465 0.4030 0.9529 0.038 Uiso calc R 1 . . H H12B 0.7662 0.2652 0.9111 0.038 Uiso calc R 1 . . H H12C 0.7148 0.3526 0.8169 0.038 Uiso calc R 1 . . C C13 0.84080(12) 0.3212(2) 0.7192(2) 0.0259(5) Uani d . 1 . . H H13A 0.8838 0.3540 0.6858 0.039 Uiso calc R 1 . . H H13B 0.7988 0.3225 0.6535 0.039 Uiso calc R 1 . . H H13C 0.8502 0.2352 0.7479 0.039 Uiso calc R 1 . . C C14 0.88904(11) 0.3930(2) 0.9334(2) 0.0247(5) Uani d . 1 . . H H14A 0.9330 0.4251 0.9025 0.037 Uiso calc R 1 . . H H14B 0.8966 0.3056 0.9583 0.037 Uiso calc R 1 . . H H14C 0.8789 0.4423 1.0057 0.037 Uiso calc R 1 . . C C15 0.68922(11) 0.69415(19) 0.52586(19) 0.0219(4) Uani d . 1 . . H H15 0.6589 0.6250 0.4995 0.026 Uiso calc R 1 . . C C16 0.62487(10) 0.8028(2) 0.36008(19) 0.0213(4) Uani d . 1 . . C C17 0.59190(11) 0.9167(2) 0.3314(2) 0.0235(5) Uani d . 1 . . H H17 0.6062 0.9876 0.3815 0.028 Uiso calc R 1 . . C C18 0.53831(11) 0.9279(2) 0.23032(19) 0.0228(5) Uani d . 1 . . H H18 0.5157 1.0064 0.2116 0.027 Uiso calc R 1 . . C C19 0.51707(10) 0.82475(19) 0.15535(19) 0.0202(4) Uani d . 1 . . C C20 0.55214(11) 0.7112(2) 0.18075(19) 0.0214(4) Uani d . 1 . . H H20 0.5391 0.6411 0.1286 0.026 Uiso calc R 1 . . C C21 0.60615(11) 0.7002(2) 0.28224(19) 0.0234(5) Uani d . 1 . . H H21 0.6305 0.6228 0.2990 0.028 Uiso calc R 1 . . C C22 0.45526(11) 0.84073(19) 0.05346(19) 0.0209(4) Uani d . 1 . . C C23 0.37799(11) 0.7442(2) -0.1100(2) 0.0265(5) Uani d . 1 . . H H23A 0.3908 0.8002 -0.1768 0.032 Uiso calc R 1 . . H H23B 0.3347 0.7788 -0.0767 0.032 Uiso calc R 1 . . C C24 0.36159(12) 0.6163(2) -0.1613(2) 0.0281(5) Uani d . 1 . . H H24A 0.3206 0.6204 -0.2286 0.042 Uiso calc R 1 . . H H24B 0.3488 0.5616 -0.0945 0.042 Uiso calc R 1 . . H H24C 0.4046 0.5830 -0.1944 0.042 Uiso calc R 1 . . loop_ _atom_site_aniso_label _atom_site_aniso_U_11 _atom_site_aniso_U_22 _atom_site_aniso_U_33 _atom_site_aniso_U_12 _atom_site_aniso_U_13 _atom_site_aniso_U_23 O1 0.0265(8) 0.0202(8) 0.0271(8) -0.0029(6) -0.0030(7) 0.0048(6) O2 0.0308(8) 0.0244(8) 0.0291(8) 0.0063(7) -0.0075(7) 0.0009(7) O3 0.0216(7) 0.0233(8) 0.0235(8) 0.0036(6) -0.0069(6) -0.0009(6) N1 0.0198(8) 0.0244(9) 0.0225(9) 0.0007(7) 0.0031(7) 0.0006(8) C1 0.0218(10) 0.0195(10) 0.0202(10) 0.0052(8) 0.0057(8) 0.0059(8) C2 0.0173(9) 0.0200(10) 0.0187(10) 0.0001(8) 0.0031(8) 0.0001(8) C3 0.0162(9) 0.0229(10) 0.0143(9) 0.0016(8) -0.0008(8) 0.0021(8) C4 0.0165(9) 0.0206(10) 0.0178(10) 0.0008(8) 0.0023(8) 0.0009(8) C5 0.0173(9) 0.0229(11) 0.0191(10) -0.0008(8) 0.0011(8) -0.0032(8) C6 0.0154(9) 0.0273(11) 0.0173(10) 0.0025(8) 0.0004(8) 0.0000(9) C7 0.0294(12) 0.0291(12) 0.0286(12) -0.0085(9) 0.0037(10) 0.0017(10) C8 0.0252(10) 0.0193(10) 0.0204(10) -0.0026(8) 0.0000(8) 0.0017(8) C9 0.0393(13) 0.0220(11) 0.0273(12) -0.0012(10) 0.0047(10) -0.0015(9) C10 0.0351(12) 0.0253(12) 0.0275(12) -0.0087(10) -0.0080(10) 0.0024(10) C11 0.0201(10) 0.0191(10) 0.0192(10) 0.0004(8) 0.0002(8) -0.0015(8) C12 0.0262(11) 0.0220(11) 0.0280(12) -0.0025(9) 0.0031(9) 0.0009(9) C13 0.0309(11) 0.0232(11) 0.0232(11) 0.0051(9) 0.0023(9) -0.0025(9) C14 0.0269(11) 0.0202(11) 0.0254(11) 0.0022(9) -0.0024(9) 0.0009(9) C15 0.0212(10) 0.0212(11) 0.0235(11) -0.0011(8) 0.0039(8) -0.0020(9) C16 0.0170(9) 0.0283(12) 0.0184(10) 0.0001(8) 0.0014(8) 0.0009(9) C17 0.0216(10) 0.0247(11) 0.0238(11) -0.0014(9) 0.0013(9) -0.0008(9) C18 0.0226(10) 0.0227(11) 0.0227(11) 0.0021(8) 0.0012(9) 0.0015(9) C19 0.0187(10) 0.0239(11) 0.0174(10) 0.0028(8) 0.0004(8) 0.0021(8) C20 0.0205(10) 0.0228(11) 0.0204(10) -0.0005(8) 0.0016(8) 0.0003(9) C21 0.0216(10) 0.0241(11) 0.0238(11) 0.0060(9) 0.0004(8) 0.0039(9) C22 0.0194(10) 0.0232(11) 0.0198(10) 0.0001(8) 0.0012(8) 0.0020(9) C23 0.0240(11) 0.0295(12) 0.0231(11) 0.0018(9) -0.0082(9) 0.0016(9) C24 0.0261(11) 0.0306(12) 0.0271(12) -0.0001(10) 0.0012(9) -0.0006(10) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_site_symmetry_2 _geom_bond_distance _geom_bond_publ_flag O1 C1 . 1.355(2) ? O1 H1 . 0.866(10) ? O2 C22 . 1.207(2) ? O3 C22 . 1.346(2) ? O3 C23 . 1.450(2) ? N1 C15 . 1.273(3) ? N1 C16 . 1.428(3) ? C1 C6 . 1.406(3) ? C1 C2 . 1.410(3) ? C2 C3 . 1.397(3) ? C2 C8 . 1.535(3) ? C3 C4 . 1.402(3) ? C3 H3 . 0.9500 ? C4 C5 . 1.389(3) ? C4 C11 . 1.529(3) ? C5 C6 . 1.393(3) ? C5 H5 . 0.9500 ? C6 C15 . 1.465(3) ? C7 C8 . 1.540(3) ? C7 H7A . 0.9800 ? C7 H7B . 0.9800 ? C7 H7C . 0.9800 ? C8 C10 . 1.534(3) ? C8 C9 . 1.539(3) ? C9 H9A . 0.9800 ? C9 H9B . 0.9800 ? C9 H9C . 0.9800 ? C10 H10A . 0.9800 ? C10 H10B . 0.9800 ? C10 H10C . 0.9800 ? C11 C14 . 1.531(3) ? C11 C13 . 1.537(3) ? C11 C12 . 1.537(3) ? C12 H12A . 0.9800 ? C12 H12B . 0.9800 ? C12 H12C . 0.9800 ? C13 H13A . 0.9800 ? C13 H13B . 0.9800 ? C13 H13C . 0.9800 ? C14 H14A . 0.9800 ? C14 H14B . 0.9800 ? C14 H14C . 0.9800 ? C15 H15 . 0.9500 ? C16 C17 . 1.381(3) ? C16 C21 . 1.399(3) ? C17 C18 . 1.379(3) ? C17 H17 . 0.9500 ? C18 C19 . 1.395(3) ? C18 H18 . 0.9500 ? C19 C20 . 1.389(3) ? C19 C22 . 1.488(3) ? C20 C21 . 1.387(3) ? C20 H20 . 0.9500 ? C21 H21 . 0.9500 ? C23 C24 . 1.494(3) ? C23 H23A . 0.9900 ? C23 H23B . 0.9900 ? C24 H24A . 0.9800 ? C24 H24B . 0.9800 ? C24 H24C . 0.9800 ? loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle_site_symmetry_1 _geom_angle_site_symmetry_3 _geom_angle _geom_angle_publ_flag C1 O1 H1 . . 106(2) ? C22 O3 C23 . . 114.99(16) ? C15 N1 C16 . . 118.83(18) ? O1 C1 C6 . . 119.20(18) ? O1 C1 C2 . . 120.37(18) ? C6 C1 C2 . . 120.43(18) ? C3 C2 C1 . . 116.73(18) ? C3 C2 C8 . . 121.24(17) ? C1 C2 C8 . . 121.96(18) ? C2 C3 C4 . . 124.26(18) ? C2 C3 H3 . . 117.9 ? C4 C3 H3 . . 117.9 ? C5 C4 C3 . . 116.83(18) ? C5 C4 C11 . . 120.03(17) ? C3 C4 C11 . . 123.12(17) ? C4 C5 C6 . . 121.49(19) ? C4 C5 H5 . . 119.3 ? C6 C5 H5 . . 119.3 ? C5 C6 C1 . . 120.03(18) ? C5 C6 C15 . . 117.32(18) ? C1 C6 C15 . . 122.63(19) ? C8 C7 H7A . . 109.5 ? C8 C7 H7B . . 109.5 ? H7A C7 H7B . . 109.5 ? C8 C7 H7C . . 109.5 ? H7A C7 H7C . . 109.5 ? H7B C7 H7C . . 109.5 ? C10 C8 C2 . . 112.00(17) ? C10 C8 C7 . . 107.87(18) ? C2 C8 C7 . . 108.92(17) ? C10 C8 C9 . . 106.89(17) ? C2 C8 C9 . . 111.03(17) ? C7 C8 C9 . . 110.07(18) ? C8 C9 H9A . . 109.5 ? C8 C9 H9B . . 109.5 ? H9A C9 H9B . . 109.5 ? C8 C9 H9C . . 109.5 ? H9A C9 H9C . . 109.5 ? H9B C9 H9C . . 109.5 ? C8 C10 H10A . . 109.5 ? C8 C10 H10B . . 109.5 ? H10A C10 H10B . . 109.5 ? C8 C10 H10C . . 109.5 ? H10A C10 H10C . . 109.5 ? H10B C10 H10C . . 109.5 ? C4 C11 C14 . . 112.55(16) ? C4 C11 C13 . . 108.92(16) ? C14 C11 C13 . . 108.30(16) ? C4 C11 C12 . . 109.85(16) ? C14 C11 C12 . . 107.53(17) ? C13 C11 C12 . . 109.64(17) ? C11 C12 H12A . . 109.5 ? C11 C12 H12B . . 109.5 ? H12A C12 H12B . . 109.5 ? C11 C12 H12C . . 109.5 ? H12A C12 H12C . . 109.5 ? H12B C12 H12C . . 109.5 ? C11 C13 H13A . . 109.5 ? C11 C13 H13B . . 109.5 ? H13A C13 H13B . . 109.5 ? C11 C13 H13C . . 109.5 ? H13A C13 H13C . . 109.5 ? H13B C13 H13C . . 109.5 ? C11 C14 H14A . . 109.5 ? C11 C14 H14B . . 109.5 ? H14A C14 H14B . . 109.5 ? C11 C14 H14C . . 109.5 ? H14A C14 H14C . . 109.5 ? H14B C14 H14C . . 109.5 ? N1 C15 C6 . . 122.09(19) ? N1 C15 H15 . . 119.0 ? C6 C15 H15 . . 119.0 ? C17 C16 C21 . . 119.51(19) ? C17 C16 N1 . . 117.79(19) ? C21 C16 N1 . . 122.64(19) ? C18 C17 C16 . . 120.3(2) ? C18 C17 H17 . . 119.8 ? C16 C17 H17 . . 119.8 ? C17 C18 C19 . . 120.5(2) ? C17 C18 H18 . . 119.7 ? C19 C18 H18 . . 119.7 ? C20 C19 C18 . . 119.40(18) ? C20 C19 C22 . . 122.69(19) ? C18 C19 C22 . . 117.87(18) ? C21 C20 C19 . . 120.0(2) ? C21 C20 H20 . . 120.0 ? C19 C20 H20 . . 120.0 ? C20 C21 C16 . . 120.18(19) ? C20 C21 H21 . . 119.9 ? C16 C21 H21 . . 119.9 ? O2 C22 O3 . . 123.23(18) ? O2 C22 C19 . . 124.17(19) ? O3 C22 C19 . . 112.57(17) ? O3 C23 C24 . . 107.99(17) ? O3 C23 H23A . . 110.1 ? C24 C23 H23A . . 110.1 ? O3 C23 H23B . . 110.1 ? C24 C23 H23B . . 110.1 ? H23A C23 H23B . . 108.4 ? 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 ? 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_site_symmetry_1 _geom_torsion_site_symmetry_2 _geom_torsion_site_symmetry_3 _geom_torsion_site_symmetry_4 _geom_torsion _geom_torsion_publ_flag O1 C1 C2 C3 . . . . -175.11(17) ? C6 C1 C2 C3 . . . . 4.6(3) ? O1 C1 C2 C8 . . . . 1.8(3) ? C6 C1 C2 C8 . . . . -178.52(18) ? C1 C2 C3 C4 . . . . -1.5(3) ? C8 C2 C3 C4 . . . . -178.36(18) ? C2 C3 C4 C5 . . . . -2.7(3) ? C2 C3 C4 C11 . . . . 175.58(19) ? C3 C4 C5 C6 . . . . 3.9(3) ? C11 C4 C5 C6 . . . . -174.44(18) ? C4 C5 C6 C1 . . . . -0.9(3) ? C4 C5 C6 C15 . . . . 177.43(18) ? O1 C1 C6 C5 . . . . 176.18(18) ? C2 C1 C6 C5 . . . . -3.5(3) ? O1 C1 C6 C15 . . . . -2.1(3) ? C2 C1 C6 C15 . . . . 178.18(18) ? C3 C2 C8 C10 . . . . -9.4(3) ? C1 C2 C8 C10 . . . . 173.86(19) ? C3 C2 C8 C7 . . . . 109.8(2) ? C1 C2 C8 C7 . . . . -66.9(2) ? C3 C2 C8 C9 . . . . -128.8(2) ? C1 C2 C8 C9 . . . . 54.5(2) ? C5 C4 C11 C14 . . . . 176.14(18) ? C3 C4 C11 C14 . . . . -2.1(3) ? C5 C4 C11 C13 . . . . 56.0(2) ? C3 C4 C11 C13 . . . . -122.2(2) ? C5 C4 C11 C12 . . . . -64.1(2) ? C3 C4 C11 C12 . . . . 117.6(2) ? C16 N1 C15 C6 . . . . 178.21(17) ? C5 C6 C15 N1 . . . . -174.29(19) ? C1 C6 C15 N1 . . . . 4.0(3) ? C15 N1 C16 C17 . . . . 151.3(2) ? C15 N1 C16 C21 . . . . -31.4(3) ? C21 C16 C17 C18 . . . . 3.2(3) ? N1 C16 C17 C18 . . . . -179.46(18) ? C16 C17 C18 C19 . . . . -0.4(3) ? C17 C18 C19 C20 . . . . -2.2(3) ? C17 C18 C19 C22 . . . . 175.61(19) ? C18 C19 C20 C21 . . . . 2.0(3) ? C22 C19 C20 C21 . . . . -175.68(18) ? C19 C20 C21 C16 . . . . 0.8(3) ? C17 C16 C21 C20 . . . . -3.4(3) ? N1 C16 C21 C20 . . . . 179.43(18) ? C23 O3 C22 O2 . . . . 0.8(3) ? C23 O3 C22 C19 . . . . 178.95(17) ? C20 C19 C22 O2 . . . . 177.1(2) ? C18 C19 C22 O2 . . . . -0.6(3) ? C20 C19 C22 O3 . . . . -1.0(3) ? C18 C19 C22 O3 . . . . -178.74(18) ? C22 O3 C23 C24 . . . . -173.52(17) ? loop_ _geom_hbond_atom_site_label_D _geom_hbond_atom_site_label_H _geom_hbond_atom_site_label_A _geom_hbond_site_symmetry_A _geom_hbond_distance_DH _geom_hbond_distance_HA _geom_hbond_distance_DA _geom_hbond_angle_DHA _geom_hbond_publ_flag O1 H1 N1 . 0.870(10) 1.80(2) 2.609(2) 154(3) yes