#------------------------------------------------------------------------------ #$Date: 2016-02-18 15:37:37 +0000 (Thu, 18 Feb 2016) $ #$Revision: 176729 $ #$URL: svn://www.crystallography.net/cod/cif/1/50/77/1507724.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_1507724 loop_ _publ_author_name 'Bandyopadhyay, Anupam' 'Gopi, Hosahudya N.' _publ_section_title ; Hybrid Peptides: Direct Transformation of \a/\a, \b-Unsaturated \g-Hybrid Peptides to \a/\g-Hybrid Peptide 12-Helices. ; _journal_issue 11 _journal_name_full 'Organic letters' _journal_page_first 2770 _journal_page_last 2773 _journal_paper_doi 10.1021/ol300987d _journal_volume 14 _journal_year 2012 _chemical_absolute_configuration syn _chemical_compound_source synthesis _chemical_formula_moiety 'C36 H53 N4 O7, (C2 H5 O)' _chemical_formula_sum 'C38 H58 N4 O8' _chemical_formula_weight 698.88 _chemical_name_common 'Tetra peptide' _chemical_name_systematic 'Alpha gama mixed peptide' _space_group_IT_number 4 _symmetry_cell_setting monoclinic _symmetry_Int_Tables_number 4 _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 92.232(11) _cell_angle_gamma 90.00 _cell_formula_units_Z 2 _cell_length_a 10.591(4) _cell_length_b 9.065(4) _cell_length_c 21.005(9) _cell_measurement_temperature 100(2) _cell_volume 2015.1(15) _computing_structure_refinement 'SHELXL-97 (Sheldrick, 2008)' _computing_structure_solution 'SHELXS-97 (Sheldrick, 2008)' _diffrn_ambient_pressure 101.325 _diffrn_ambient_temperature 100(2) _diffrn_measured_fraction_theta_full 0.998 _diffrn_measured_fraction_theta_max 0.998 _diffrn_radiation_monochromator graphite _diffrn_radiation_probe x-ray _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0624 _diffrn_reflns_av_sigmaI/netI 0.0806 _diffrn_reflns_limit_h_max 14 _diffrn_reflns_limit_h_min -13 _diffrn_reflns_limit_k_max 12 _diffrn_reflns_limit_k_min -5 _diffrn_reflns_limit_l_max 27 _diffrn_reflns_limit_l_min -27 _diffrn_reflns_number 19469 _diffrn_reflns_theta_full 28.28 _diffrn_reflns_theta_max 28.28 _diffrn_reflns_theta_min 0.97 _diffrn_source 'fine-focus sealed tube' _diffrn_source_type 'Graphite monochromator' _exptl_absorpt_coefficient_mu 0.081 _exptl_absorpt_correction_T_max 0.978 _exptl_absorpt_correction_T_min 0.973 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details SADABS _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.152 _exptl_crystal_density_method 'not measured' _exptl_crystal_description 'Square block' _exptl_crystal_F_000 756 _exptl_crystal_recrystallization_method Ethanol _exptl_crystal_size_max 0.34 _exptl_crystal_size_mid 0.30 _exptl_crystal_size_min 0.28 _refine_diff_density_max 0.269 _refine_diff_density_min -0.259 _refine_diff_density_rms 0.042 _refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881' _refine_ls_abs_structure_Flack 1.5(13) _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.027 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 460 _refine_ls_number_reflns 7324 _refine_ls_number_restraints 11 _refine_ls_restrained_S_all 1.063 _refine_ls_R_factor_all 0.0974 _refine_ls_R_factor_gt 0.0544 _refine_ls_shift/su_max 0.001 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0744P)^2^+0.0299P] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1318 _refine_ls_wR_factor_ref 0.1588 _reflns_number_gt 4583 _reflns_number_total 7324 _reflns_threshold_expression >2sigma(I) _cod_data_source_file ol300987d_si_002.cif _cod_data_source_block G2 _cod_original_cell_volume 2015.2(15) _cod_original_sg_symbol_H-M 'P 21' _cod_database_code 1507724 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 O1 O -0.15417(19) 0.9961(3) 0.89812(10) 0.0522(6) Uani 1 1 d . O2 O 0.04127(18) 0.9065(3) 0.87883(10) 0.0505(6) Uani 1 1 d . O3 O 0.12592(18) 0.6530(3) 0.75914(10) 0.0478(6) Uani 1 1 d . O4 O 0.36423(19) 1.0416(3) 0.71924(9) 0.0516(6) Uani 1 1 d . O5 O 0.58326(17) 0.7968(3) 0.79754(10) 0.0465(6) Uani 1 1 d . O6 O 0.5534(3) 0.7587(7) 0.53512(14) 0.148(2) Uani 1 1 d . O7 O 0.3583(4) 0.7196(8) 0.53511(17) 0.171(3) Uani 1 1 d . O8 O 0.7321(3) -0.0547(5) 0.70985(16) 0.0978(12) Uani 1 1 d . H8 H 0.7579 -0.0323 0.7459 0.147 Uiso 1 1 calc R N1 N -0.1357(2) 0.7976(3) 0.83805(11) 0.0417(6) Uani 1 1 d . H1 H -0.2163 0.8033 0.8319 0.050 Uiso 1 1 calc R N2 N -0.0112(2) 0.8244(3) 0.71933(11) 0.0415(6) Uani 1 1 d . H2 H -0.0831 0.8663 0.7239 0.050 Uiso 1 1 calc R N3 N 0.2790(2) 0.9597(3) 0.80900(10) 0.0365(6) Uani 1 1 d . H3 H 0.2099 0.9450 0.8282 0.044 Uiso 1 1 calc R N4 N 0.3931(2) 0.7020(3) 0.76654(10) 0.0361(6) Uani 1 1 d . H4 H 0.3126 0.7151 0.7658 0.043 Uiso 1 1 calc R C1 C -0.1063(3) 1.1318(4) 0.92855(15) 0.0498(9) Uani 1 1 d . C2 C -0.2273(4) 1.2092(6) 0.9449(2) 0.0825(14) Uani 1 1 d . H2A H -0.2727 1.1496 0.9741 0.124 Uiso 1 1 calc R H2B H -0.2785 1.2243 0.9067 0.124 Uiso 1 1 calc R H2C H -0.2076 1.3028 0.9642 0.124 Uiso 1 1 calc R C3 C -0.0263(4) 1.0985(6) 0.98831(17) 0.0756(13) Uani 1 1 d . H3A H 0.0474 1.0440 0.9771 0.113 Uiso 1 1 calc R H3B H -0.0746 1.0410 1.0170 0.113 Uiso 1 1 calc R H3C H -0.0010 1.1892 1.0086 0.113 Uiso 1 1 calc R C4 C -0.0373(4) 1.2224(5) 0.88129(18) 0.0658(11) Uani 1 1 d . H4A H -0.0882 1.2312 0.8426 0.099 Uiso 1 1 calc R H4B H 0.0411 1.1751 0.8723 0.099 Uiso 1 1 calc R H4C H -0.0208 1.3187 0.8986 0.099 Uiso 1 1 calc R C5 C -0.0739(3) 0.9016(4) 0.87230(13) 0.0419(8) Uani 1 1 d . C6 C -0.0670(3) 0.6757(4) 0.81144(13) 0.0415(7) Uani 1 1 d . H6 H -0.0183 0.6282 0.8464 0.050 Uiso 1 1 calc R C7 C -0.1590(3) 0.5628(5) 0.78352(19) 0.0630(10) Uani 1 1 d . H7A H -0.2108 0.6079 0.7504 0.095 Uiso 1 1 calc R H7B H -0.2116 0.5270 0.8163 0.095 Uiso 1 1 calc R H7C H -0.1129 0.4821 0.7661 0.095 Uiso 1 1 calc R C8 C 0.0256(2) 0.7199(4) 0.76062(12) 0.0377(7) Uani 1 1 d . C9 C 0.0654(3) 0.8708(4) 0.66652(13) 0.0438(8) Uani 1 1 d . H9 H 0.1463 0.8184 0.6701 0.053 Uiso 1 1 calc R C10 C -0.0001(4) 0.8293(5) 0.60214(16) 0.0617(11) Uani 1 1 d . H10A H -0.0776 0.8859 0.5974 0.074 Uiso 1 1 calc R H10B H 0.0542 0.8596 0.5684 0.074 Uiso 1 1 calc R C11 C -0.0318(3) 0.6709(5) 0.59255(14) 0.0569(10) Uani 1 1 d . C12 C -0.1529(4) 0.6218(7) 0.5947(2) 0.0906(16) Uani 1 1 d . H12 H -0.2165 0.6887 0.6035 0.109 Uiso 1 1 calc R C13 C -0.1840(7) 0.4778(10) 0.5844(3) 0.120(2) Uani 1 1 d . H13 H -0.2682 0.4489 0.5851 0.145 Uiso 1 1 calc R C14 C -0.0964(8) 0.3791(9) 0.5734(3) 0.114(2) Uani 1 1 d . H14 H -0.1190 0.2806 0.5680 0.137 Uiso 1 1 calc R C15 C 0.0261(7) 0.4192(8) 0.5699(3) 0.110(2) Uani 1 1 d . H15 H 0.0878 0.3495 0.5618 0.132 Uiso 1 1 calc R C16 C 0.0585(4) 0.5701(8) 0.5789(2) 0.0909(16) Uani 1 1 d . H16 H 0.1420 0.6002 0.5755 0.109 Uiso 1 1 calc R C17 C 0.0921(3) 1.0345(5) 0.66895(14) 0.0506(9) Uani 1 1 d . H17A H 0.0142 1.0869 0.6583 0.061 Uiso 1 1 calc R H17B H 0.1517 1.0579 0.6365 0.061 Uiso 1 1 calc R C18 C 0.1447(3) 1.0912(4) 0.73261(14) 0.0480(8) Uani 1 1 d . H18A H 0.1513 1.1978 0.7304 0.058 Uiso 1 1 calc R H18B H 0.0853 1.0677 0.7651 0.058 Uiso 1 1 calc R C19 C 0.2720(3) 1.0290(4) 0.75254(13) 0.0394(7) Uani 1 1 d . C20 C 0.3977(3) 0.9074(4) 0.84002(12) 0.0385(7) Uani 1 1 d . C21 C 0.3613(3) 0.8227(5) 0.89989(14) 0.0503(9) Uani 1 1 d . H21A H 0.3003 0.7481 0.8884 0.075 Uiso 1 1 calc R H21B H 0.3257 0.8899 0.9296 0.075 Uiso 1 1 calc R H21C H 0.4352 0.7773 0.9191 0.075 Uiso 1 1 calc R C22 C 0.4837(3) 1.0362(4) 0.85820(16) 0.0510(9) Uani 1 1 d . H22A H 0.4409 1.1014 0.8862 0.077 Uiso 1 1 calc R H22B H 0.5053 1.0888 0.8205 0.077 Uiso 1 1 calc R H22C H 0.5594 0.9997 0.8794 0.077 Uiso 1 1 calc R C23 C 0.4655(2) 0.7997(4) 0.79814(12) 0.0353(7) Uani 1 1 d . C24 C 0.4413(3) 0.5747(4) 0.73321(13) 0.0407(7) Uani 1 1 d . H24 H 0.5327 0.5689 0.7420 0.049 Uiso 1 1 calc R C25 C 0.3809(3) 0.4354(4) 0.75838(15) 0.0471(8) Uani 1 1 d . H25A H 0.2931 0.4331 0.7435 0.056 Uiso 1 1 calc R H25B H 0.4225 0.3507 0.7403 0.056 Uiso 1 1 calc R C26 C 0.3863(3) 0.4203(4) 0.83015(14) 0.0432(7) Uani 1 1 d . C27 C 0.4950(3) 0.4495(5) 0.86697(17) 0.0599(10) Uani 1 1 d . H27 H 0.5680 0.4791 0.8473 0.072 Uiso 1 1 calc R C28 C 0.4966(4) 0.4352(5) 0.93242(18) 0.0717(12) Uani 1 1 d . H28 H 0.5702 0.4566 0.9562 0.086 Uiso 1 1 calc R C29 C 0.3915(4) 0.3901(5) 0.96263(18) 0.0680(12) Uani 1 1 d . H29 H 0.3932 0.3790 1.0067 0.082 Uiso 1 1 calc R C30 C 0.2834(4) 0.3615(6) 0.92659(18) 0.0708(12) Uani 1 1 d . H30 H 0.2111 0.3303 0.9465 0.085 Uiso 1 1 calc R C31 C 0.2804(3) 0.3784(5) 0.86167(16) 0.0559(9) Uani 1 1 d . H31 H 0.2053 0.3611 0.8384 0.067 Uiso 1 1 calc R C32 C 0.4175(3) 0.5893(4) 0.66166(14) 0.0525(9) Uani 1 1 d . H32A H 0.4525 0.5039 0.6408 0.063 Uiso 1 1 calc R H32B H 0.3271 0.5900 0.6523 0.063 Uiso 1 1 calc R C33 C 0.4747(4) 0.7274(5) 0.63435(15) 0.0640(11) Uani 1 1 d . H33A H 0.4365 0.8136 0.6530 0.077 Uiso 1 1 calc R H33B H 0.5646 0.7298 0.6451 0.077 Uiso 1 1 calc R C34 C 0.4543(5) 0.7322(6) 0.56318(19) 0.0773(13) Uani 1 1 d . C35 C 0.5418(8) 0.7703(12) 0.4662(2) 0.169(3) Uani 1 1 d DU H35A H 0.4581 0.7393 0.4514 0.203 Uiso 1 1 calc R H35B H 0.5535 0.8721 0.4534 0.203 Uiso 1 1 calc R C36 C 0.6318(7) 0.6823(12) 0.4392(3) 0.166(4) Uani 1 1 d D H36A H 0.6223 0.5825 0.4536 0.249 Uiso 1 1 calc R H36B H 0.7146 0.7175 0.4517 0.249 Uiso 1 1 calc R H36C H 0.6211 0.6858 0.3937 0.249 Uiso 1 1 calc R C37 C 0.6826(4) 0.0699(7) 0.6791(2) 0.0927(16) Uani 1 1 d . H37A H 0.5920 0.0582 0.6725 0.111 Uiso 1 1 calc R H37B H 0.7190 0.0790 0.6376 0.111 Uiso 1 1 calc R C38 C 0.7075(8) 0.2004(10) 0.7146(4) 0.160(3) Uani 1 1 d . H38A H 0.7972 0.2148 0.7196 0.240 Uiso 1 1 calc R H38B H 0.6721 0.1915 0.7558 0.240 Uiso 1 1 calc R H38C H 0.6702 0.2833 0.6925 0.240 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 O1 0.0345(11) 0.0555(18) 0.0673(13) -0.0168(12) 0.0125(10) -0.0052(11) O2 0.0304(11) 0.0615(19) 0.0599(12) -0.0037(12) 0.0040(9) -0.0017(11) O3 0.0320(10) 0.0486(16) 0.0630(12) 0.0046(11) 0.0055(9) 0.0058(11) O4 0.0427(12) 0.0598(18) 0.0529(11) 0.0119(11) 0.0110(9) -0.0038(12) O5 0.0256(10) 0.0481(16) 0.0658(13) -0.0014(11) 0.0015(8) -0.0022(10) O6 0.096(2) 0.295(7) 0.0542(15) 0.042(3) 0.0279(16) 0.064(3) O7 0.123(3) 0.309(9) 0.079(2) 0.040(3) -0.024(2) -0.061(4) O8 0.0548(17) 0.121(3) 0.119(2) 0.057(2) 0.0138(17) 0.0283(19) N1 0.0283(12) 0.0474(19) 0.0498(13) -0.0027(12) 0.0056(10) 0.0012(12) N2 0.0280(11) 0.051(2) 0.0456(12) 0.0036(12) 0.0005(10) 0.0028(12) N3 0.0297(11) 0.0376(17) 0.0424(11) -0.0002(11) 0.0049(9) -0.0005(11) N4 0.0239(11) 0.0376(17) 0.0468(12) -0.0048(11) 0.0037(9) -0.0012(11) C1 0.0459(17) 0.047(2) 0.0571(17) -0.0126(16) 0.0069(14) -0.0080(16) C2 0.062(2) 0.074(4) 0.114(3) -0.039(3) 0.033(2) -0.003(2) C3 0.097(3) 0.073(4) 0.057(2) -0.003(2) 0.0016(19) -0.013(3) C4 0.071(2) 0.060(3) 0.067(2) -0.001(2) 0.0142(18) -0.008(2) C5 0.0373(16) 0.048(2) 0.0409(14) 0.0025(14) 0.0081(12) -0.0032(15) C6 0.0315(14) 0.042(2) 0.0511(15) 0.0052(15) 0.0062(12) 0.0014(14) C7 0.0480(19) 0.046(3) 0.096(3) -0.010(2) 0.0165(18) -0.0070(18) C8 0.0282(14) 0.043(2) 0.0422(14) -0.0036(14) -0.0009(11) -0.0036(14) C9 0.0378(15) 0.055(2) 0.0388(14) 0.0019(14) -0.0012(12) -0.0024(15) C10 0.067(2) 0.071(3) 0.0470(17) 0.0003(18) -0.0078(15) -0.007(2) C11 0.051(2) 0.075(3) 0.0442(16) -0.0060(18) -0.0076(14) -0.003(2) C12 0.068(3) 0.107(5) 0.097(3) -0.022(3) 0.003(2) -0.017(3) C13 0.099(4) 0.117(7) 0.144(5) -0.016(5) -0.012(4) -0.043(5) C14 0.159(6) 0.093(5) 0.087(3) 0.002(3) -0.037(4) -0.032(5) C15 0.129(5) 0.092(5) 0.105(4) -0.033(4) -0.029(3) 0.026(4) C16 0.062(3) 0.115(5) 0.094(3) -0.024(3) -0.014(2) 0.005(3) C17 0.0466(18) 0.057(3) 0.0483(16) 0.0108(16) -0.0018(13) -0.0051(17) C18 0.0422(17) 0.047(2) 0.0551(17) 0.0041(15) 0.0004(13) 0.0019(15) C19 0.0376(16) 0.037(2) 0.0434(14) -0.0043(13) -0.0002(12) -0.0032(14) C20 0.0342(14) 0.041(2) 0.0407(14) -0.0007(13) 0.0007(11) -0.0001(14) C21 0.0576(19) 0.052(3) 0.0415(15) 0.0031(15) 0.0063(13) 0.0056(18) C22 0.0440(17) 0.043(2) 0.0652(18) -0.0122(17) -0.0086(14) -0.0022(16) C23 0.0323(14) 0.0337(19) 0.0399(13) 0.0050(13) 0.0014(11) -0.0020(13) C24 0.0360(15) 0.036(2) 0.0503(15) -0.0073(14) 0.0055(12) 0.0054(14) C25 0.0455(17) 0.037(2) 0.0579(17) -0.0069(15) -0.0017(14) 0.0004(16) C26 0.0437(17) 0.033(2) 0.0534(16) -0.0004(14) 0.0009(13) 0.0042(15) C27 0.0472(19) 0.060(3) 0.072(2) 0.009(2) -0.0073(16) 0.0002(19) C28 0.067(2) 0.072(3) 0.074(2) 0.002(2) -0.027(2) 0.016(2) C29 0.074(3) 0.075(3) 0.0548(19) 0.003(2) 0.0008(18) 0.020(2) C30 0.060(2) 0.087(4) 0.066(2) 0.000(2) 0.0133(18) 0.005(2) C31 0.0497(19) 0.057(3) 0.0605(18) -0.0053(17) 0.0018(15) 0.0008(18) C32 0.0565(19) 0.054(3) 0.0480(16) -0.0102(16) 0.0079(14) -0.0010(18) C33 0.064(2) 0.078(3) 0.0511(17) 0.0029(19) 0.0172(16) -0.004(2) C34 0.078(3) 0.096(4) 0.057(2) 0.014(2) 0.008(2) 0.010(3) C35 0.182(6) 0.264(8) 0.065(3) 0.044(4) 0.035(3) 0.078(6) C36 0.166(6) 0.259(11) 0.074(3) -0.031(5) 0.011(4) 0.074(7) C37 0.070(3) 0.100(5) 0.108(3) 0.026(3) 0.000(2) 0.002(3) C38 0.185(8) 0.121(8) 0.179(6) -0.028(6) 0.079(6) -0.052(6) 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' loop_ _geom_angle_atom_site_label_1 _geom_angle_atom_site_label_2 _geom_angle_atom_site_label_3 _geom_angle C5 O1 C1 120.0(2) C34 O6 C35 116.5(5) C5 N1 C6 120.1(2) C8 N2 C9 122.8(2) C19 N3 C20 124.0(2) C23 N4 C24 124.2(2) O1 C1 C4 109.8(3) O1 C1 C2 101.9(3) C4 C1 C2 109.6(4) O1 C1 C3 111.4(3) C4 C1 C3 112.7(3) C2 C1 C3 110.9(3) O2 C5 O1 125.4(3) O2 C5 N1 123.3(3) O1 C5 N1 111.3(2) N1 C6 C7 109.8(2) N1 C6 C8 114.5(3) C7 C6 C8 109.1(3) O3 C8 N2 124.6(3) O3 C8 C6 117.9(3) N2 C8 C6 117.4(3) N2 C9 C17 111.4(3) N2 C9 C10 110.5(3) C17 C9 C10 110.2(3) C11 C10 C9 116.5(3) C16 C11 C12 117.3(5) C16 C11 C10 121.4(4) C12 C11 C10 121.3(4) C13 C12 C11 122.1(6) C14 C13 C12 120.8(6) C13 C14 C15 120.7(7) C14 C15 C16 118.6(6) C11 C16 C15 120.4(5) C9 C17 C18 115.1(3) C19 C18 C17 114.3(3) O4 C19 N3 121.9(3) O4 C19 C18 122.0(3) N3 C19 C18 116.0(3) N3 C20 C23 111.5(2) N3 C20 C22 110.9(3) C23 C20 C22 110.3(2) N3 C20 C21 106.7(2) C23 C20 C21 107.0(3) C22 C20 C21 110.2(2) O5 C23 N4 122.5(3) O5 C23 C20 121.1(3) N4 C23 C20 116.2(2) N4 C24 C25 109.4(2) N4 C24 C32 111.1(3) C25 C24 C32 111.1(3) C26 C25 C24 115.0(3) C31 C26 C27 117.3(3) C31 C26 C25 120.3(3) C27 C26 C25 122.5(3) C28 C27 C26 121.0(4) C29 C28 C27 120.9(3) C28 C29 C30 118.6(3) C31 C30 C29 120.9(4) C30 C31 C26 121.4(3) C33 C32 C24 113.2(3) C34 C33 C32 110.9(4) O7 C34 O6 121.0(4) O7 C34 C33 126.3(4) O6 C34 C33 112.6(4) C36 C35 O6 109.5(5) O8 C37 C38 111.9(5) loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance O1 C5 1.337(4) O1 C1 1.467(4) O2 C5 1.223(4) O3 C8 1.225(4) O4 C19 1.229(3) O5 C23 1.248(3) O6 C34 1.247(5) O6 C35 1.452(6) O7 C34 1.161(5) O8 C37 1.394(6) N1 C5 1.342(4) N1 C6 1.447(4) N2 C8 1.332(4) N2 C9 1.461(4) N3 C19 1.341(4) N3 C20 1.471(4) N4 C23 1.332(4) N4 C24 1.452(4) C1 C4 1.500(5) C1 C2 1.512(5) C1 C3 1.518(5) C6 C7 1.516(5) C6 C8 1.531(4) C9 C17 1.511(6) C9 C10 1.543(4) C10 C11 1.486(6) C11 C16 1.361(7) C11 C12 1.361(6) C12 C13 1.361(9) C13 C14 1.316(10) C14 C15 1.352(9) C15 C16 1.422(9) C17 C18 1.518(4) C18 C19 1.506(4) C20 C23 1.514(4) C20 C22 1.521(5) C20 C21 1.535(4) C24 C25 1.520(5) C24 C32 1.520(4) C25 C26 1.512(4) C26 C31 1.378(5) C26 C27 1.387(4) C27 C28 1.380(5) C28 C29 1.365(6) C29 C30 1.373(6) C30 C31 1.371(5) C32 C33 1.513(6) C33 C34 1.503(5) C35 C36 1.381(7) C37 C38 1.418(10)