#------------------------------------------------------------------------------ #$Date: 2011-09-17 23:27:16 +0300 (Sat, 17 Sep 2011) $ #$Revision: 26029 $ #$URL: file:///home/coder/svn-repositories/cod/cif/2/2204355.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/. The original data for this entry # were provided by IUCr Journals, http://journals.iucr.org/. # # The file may be used within the scientific community so long as # proper attribution is given to the journal article from which the # data were obtained. # data_2204355 loop_ _publ_author_name 'Xiang-Shan Wang' 'Zhao-Sen Zeng' 'Da-Qing Shi' 'Hong Chen' 'Xian-Yong Wei' 'Zhi-Min Zong' _publ_section_title ; Methyl 2-amino-4-(4-nitrophenyl)-5-oxo-5,6-dihydro-4H-pyrano [3,2-c]quinoline-3-carboxylate dimethylformamide solvate ; _journal_issue 10 _journal_name_full 'Acta Crystallographica, Section E' _journal_page_first o1745 _journal_page_last o1747 _journal_volume 60 _journal_year 2004 _chemical_formula_iupac 'C20 H15 N3 O6 , C3 H7 N O' _chemical_formula_moiety 'C20 H15 N3 O6 , C3 H7 N O' _chemical_formula_sum 'C23 H22 N4 O7' _chemical_formula_weight 466.45 _chemical_melting_point 549.0(10) _chemical_name_systematic ; methyl 2-amino-4-(4-nitrophenyl)-5,6-dihydro-4H-pyrano [3,2-c] quinoline-5-one-3-carboxylate dimethylformamide solvate ; _symmetry_cell_setting triclinic _symmetry_space_group_name_Hall '-P 1' _symmetry_space_group_name_H-M P-1 _atom_sites_solution_hydrogens geom _atom_sites_solution_primary direct _atom_sites_solution_secondary difmap _cell_angle_alpha 97.420(10) _cell_angle_beta 101.634(9) _cell_angle_gamma 93.010(10) _cell_formula_units_Z 2 _cell_length_a 8.3120(10) _cell_length_b 11.696(2) _cell_length_c 11.7050(10) _cell_measurement_reflns_used 33 _cell_measurement_temperature 295(2) _cell_measurement_theta_max 15.34 _cell_measurement_theta_min 3.25 _cell_volume 1101.6(3) _computing_cell_refinement XSCANS _computing_data_collection 'XSCANS (Siemens, 1994)' _computing_data_reduction 'SHELXTL (Sheldrick, 1997)' _computing_molecular_graphics SHELXTL _computing_publication_material SHELXTL _computing_structure_refinement SHELXTL _computing_structure_solution SHELXTL _diffrn_ambient_temperature 295(2) _diffrn_measured_fraction_theta_full 0.998 _diffrn_measured_fraction_theta_max 0.998 _diffrn_measurement_device_type 'Siemens P4' _diffrn_measurement_method '\w scans' _diffrn_radiation_monochromator graphite _diffrn_radiation_source 'normal-focus sealed tube' _diffrn_radiation_type MoK\a _diffrn_radiation_wavelength 0.71073 _diffrn_reflns_av_R_equivalents 0.0095 _diffrn_reflns_av_sigmaI/netI 0.0409 _diffrn_reflns_limit_h_max 10 _diffrn_reflns_limit_h_min 0 _diffrn_reflns_limit_k_max 14 _diffrn_reflns_limit_k_min -14 _diffrn_reflns_limit_l_max 14 _diffrn_reflns_limit_l_min -14 _diffrn_reflns_number 4659 _diffrn_reflns_theta_full 25.75 _diffrn_reflns_theta_max 25.75 _diffrn_reflns_theta_min 1.76 _diffrn_standards_decay_% 4.41 _diffrn_standards_interval_count 97 _diffrn_standards_number 3 _exptl_absorpt_coefficient_mu 0.106 _exptl_absorpt_correction_type none _exptl_crystal_colour colorless _exptl_crystal_density_diffrn 1.406 _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 488 _exptl_crystal_size_max 0.58 _exptl_crystal_size_mid 0.36 _exptl_crystal_size_min 0.24 _refine_diff_density_max 0.495 _refine_diff_density_min -0.586 _refine_ls_extinction_coef 0.019(5) _refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^ _refine_ls_extinction_method SHELXL97 _refine_ls_goodness_of_fit_ref 1.070 _refine_ls_hydrogen_treatment mixed _refine_ls_matrix_type full _refine_ls_number_parameters 341 _refine_ls_number_reflns 4199 _refine_ls_number_restraints 8 _refine_ls_restrained_S_all 1.069 _refine_ls_R_factor_all 0.1041 _refine_ls_R_factor_gt 0.0649 _refine_ls_shift/su_max 0.000 _refine_ls_shift/su_mean 0.000 _refine_ls_structure_factor_coef Fsqd _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.1169P)^2^] where P=(Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.1882 _refine_ls_wR_factor_ref 0.2088 _reflns_number_gt 2437 _reflns_number_total 4199 _reflns_threshold_expression I>2\s(I) _[local]_cod_data_source_file is6003.cif _cod_depositor_comments ; The following automatic conversions were performed: '_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic' 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 1527 2010-12-29 10:47:43Z saulius The following automatic conversions were performed: '_chemical_melting_point' value '548-550' was changed to '549.0(10)' - the average value was taken and precision was estimated. Automatic conversion script Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana ; _cod_database_code 2204355 loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x, -y, -z' loop_ _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 _atom_site_type_symbol O1 0.6462(2) 0.21041(17) 0.56822(17) 0.0504(6) Uani d . 1 . . O O2 0.1562(2) 0.03109(18) 0.63596(17) 0.0533(6) Uani d . 1 . . O O3 0.6733(3) 0.10630(18) 0.94637(17) 0.0542(6) Uani d . 1 . . O O4 0.9157(2) 0.14923(19) 0.8980(2) 0.0608(6) Uani d . 1 . . O O5 0.2561(4) 0.6361(3) 0.9357(3) 0.1105(11) Uiso d . 1 . . O O6 0.1711(4) 0.5338(3) 1.0541(3) 0.0946(9) Uiso d . 1 . . O N1 0.1719(3) 0.0704(2) 0.4533(2) 0.0463(6) Uani d . 1 . . N N2 0.8953(3) 0.2166(2) 0.6806(3) 0.0618(8) Uani d . 1 . . N H2A 0.9672 0.2102 0.7431 0.074 Uiso calc R 1 . . H H2B 0.9265 0.2385 0.6206 0.074 Uiso calc R 1 . . H N3 0.2314(4) 0.5454(3) 0.9712(3) 0.0755(9) Uani d . 1 . . N C1 0.4859(3) 0.1628(2) 0.5346(2) 0.0409(7) Uani d . 1 . . C C2 0.4151(4) 0.1600(2) 0.4116(2) 0.0440(7) Uani d . 1 . . C C3 0.4977(4) 0.2017(3) 0.3298(3) 0.0596(9) Uani d . 1 . . C H3 0.6080 0.2293 0.3530 0.071 Uiso calc R 1 . . H C4 0.4152(5) 0.2014(3) 0.2155(3) 0.0696(10) Uani d . 1 . . C H4 0.4689 0.2301 0.1614 0.083 Uiso calc R 1 . . H C5 0.2495(5) 0.1578(3) 0.1807(3) 0.0696(10) Uani d . 1 . . C H5 0.1935 0.1591 0.1037 0.084 Uiso calc R 1 . . H C6 0.1691(4) 0.1134(3) 0.2580(3) 0.0582(9) Uani d . 1 . . C H6 0.0603 0.0826 0.2331 0.070 Uiso calc R 1 . . H C7 0.2513(4) 0.1144(2) 0.3746(2) 0.0455(7) Uani d . 1 . . C C8 0.2370(3) 0.0729(2) 0.5710(2) 0.0408(7) Uani d . 1 . . C C9 0.4033(3) 0.1267(2) 0.6126(2) 0.0377(6) Uani d . 1 . . C C10 0.4773(3) 0.1448(2) 0.7426(2) 0.0385(6) Uani d . 1 . . C H10 0.4454 0.0765 0.7760 0.046 Uiso calc R 1 . . H C11 0.6633(3) 0.1577(2) 0.7612(2) 0.0414(7) Uani d . 1 . . C C12 0.7367(3) 0.1930(2) 0.6770(3) 0.0451(7) Uani d . 1 . . C C13 0.4097(3) 0.2501(2) 0.8020(2) 0.0367(6) Uani d . 1 . . C C14 0.4602(4) 0.3610(2) 0.7861(3) 0.0536(8) Uani d . 1 . . C H14 0.5361 0.3702 0.7388 0.064 Uiso calc R 1 . . H C15 0.4011(4) 0.4573(3) 0.8384(3) 0.0600(9) Uani d . 1 . . C H15 0.4348 0.5309 0.8256 0.072 Uiso calc R 1 . . H C16 0.2915(4) 0.4430(3) 0.9096(3) 0.0502(8) Uani d . 1 . . C C17 0.2369(4) 0.3354(3) 0.9271(3) 0.0564(8) Uani d . 1 . . C H17 0.1619 0.3270 0.9751 0.068 Uiso calc R 1 . . H C18 0.2952(4) 0.2398(3) 0.8720(3) 0.0507(8) Uani d . 1 . . C H18 0.2568 0.1665 0.8821 0.061 Uiso calc R 1 . . H C19 0.7649(4) 0.1390(2) 0.8718(3) 0.0462(7) Uani d . 1 . . C C20 0.7638(5) 0.0869(3) 1.0602(3) 0.0696(10) Uani d . 1 . . C H20A 0.8269 0.1570 1.0999 0.083 Uiso calc R 1 . . H H20B 0.8366 0.0271 1.0500 0.083 Uiso calc R 1 . . H H20C 0.6879 0.0637 1.1065 0.083 Uiso calc R 1 . . H O7 -0.042(9) 0.304(15) 0.471(6) 0.161(5) Uani d PD 0.497(8) A 1 O N4 0.1363(15) 0.4140(15) 0.4024(9) 0.079(9) Uani d PD 0.497(8) A 1 N C21 0.0896(15) 0.3570(8) 0.4803(11) 0.117(5) Uani d PD 0.497(8) A 1 C H21 0.1660 0.3570 0.5503 0.140 Uiso calc PR 0.497(8) A 1 H C22 0.036(2) 0.4194(15) 0.2910(10) 0.164(5) Uani d PD 0.497(8) A 1 C H22A 0.0741 0.3705 0.2315 0.197 Uiso calc PR 0.497(8) A 1 H H22B 0.0400 0.4977 0.2745 0.197 Uiso calc PR 0.497(8) A 1 H H22C -0.0761 0.3939 0.2911 0.197 Uiso calc PR 0.497(8) A 1 H C23 0.2917(14) 0.4775(11) 0.4329(19) 0.151(7) Uani d PD 0.497(8) A 1 C H23A 0.2785 0.5565 0.4612 0.181 Uiso calc PR 0.497(8) A 1 H H23B 0.3400 0.4745 0.3648 0.181 Uiso calc PR 0.497(8) A 1 H H23C 0.3623 0.4446 0.4935 0.181 Uiso calc PR 0.497(8) A 1 H O7' -0.028(9) 0.303(14) 0.472(6) 0.161(5) Uani d PD 0.503(8) A 2 O N4' 0.1264(15) 0.4172(15) 0.3969(10) 0.090(9) Uani d PD 0.503(8) A 2 N C21' -0.0029(12) 0.3463(7) 0.3889(11) 0.084(3) Uani d PD 0.503(8) A 2 C H21' -0.0775 0.3287 0.3171 0.101 Uiso calc PR 0.503(8) A 2 H C22' 0.234(2) 0.4330(15) 0.5084(11) 0.164(5) Uani d PD 0.503(8) A 2 C H22D 0.2731 0.5132 0.5302 0.197 Uiso calc PR 0.503(8) A 2 H H22E 0.3267 0.3875 0.5050 0.197 Uiso calc PR 0.503(8) A 2 H H22F 0.1773 0.4090 0.5659 0.197 Uiso calc PR 0.503(8) A 2 H C23' 0.169(2) 0.4589(12) 0.2983(14) 0.135(6) Uani d PD 0.503(8) A 2 C H23D 0.2740 0.4333 0.2886 0.162 Uiso calc PR 0.503(8) A 2 H H23E 0.1756 0.5419 0.3102 0.162 Uiso calc PR 0.503(8) A 2 H H23F 0.0868 0.4299 0.2290 0.162 Uiso calc PR 0.503(8) A 2 H H1N 0.079(5) 0.039(3) 0.428(3) 0.070(11) Uiso d . 1 . . H 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 0.0398(11) 0.0559(12) 0.0535(12) -0.0069(9) 0.0051(9) 0.0120(10) O2 0.0388(11) 0.0671(14) 0.0478(12) -0.0150(10) 0.0020(10) 0.0039(10) O3 0.0517(12) 0.0574(13) 0.0488(12) 0.0013(10) -0.0030(10) 0.0134(10) O4 0.0382(12) 0.0617(14) 0.0738(15) 0.0004(10) -0.0092(10) 0.0113(11) N1 0.0380(14) 0.0475(14) 0.0457(14) -0.0080(11) -0.0024(12) 0.0008(11) N2 0.0368(14) 0.0767(19) 0.0713(18) -0.0053(13) 0.0085(13) 0.0169(15) N3 0.086(2) 0.0611(19) 0.070(2) -0.0087(16) 0.0019(17) 0.0043(15) C1 0.0378(15) 0.0336(14) 0.0480(16) -0.0007(11) 0.0048(13) 0.0017(12) C2 0.0511(17) 0.0369(15) 0.0414(16) 0.0023(13) 0.0067(13) 0.0014(12) C3 0.068(2) 0.057(2) 0.0528(19) -0.0044(16) 0.0138(17) 0.0065(15) C4 0.096(3) 0.065(2) 0.049(2) 0.001(2) 0.018(2) 0.0093(16) C5 0.095(3) 0.065(2) 0.0420(18) 0.004(2) -0.0008(19) 0.0046(16) C6 0.068(2) 0.0517(18) 0.0453(18) 0.0028(16) -0.0064(16) -0.0006(14) C7 0.0537(17) 0.0359(15) 0.0415(16) 0.0037(13) 0.0025(14) -0.0027(12) C8 0.0352(14) 0.0387(15) 0.0425(16) -0.0014(12) -0.0007(12) -0.0008(12) C9 0.0346(14) 0.0339(14) 0.0413(15) 0.0002(11) 0.0031(12) 0.0022(11) C10 0.0345(14) 0.0351(14) 0.0429(15) -0.0036(11) 0.0011(12) 0.0078(11) C11 0.0351(14) 0.0348(14) 0.0508(16) -0.0011(11) 0.0017(13) 0.0066(12) C12 0.0356(15) 0.0403(15) 0.0547(18) 0.0000(12) 0.0021(13) 0.0029(13) C13 0.0334(13) 0.0357(14) 0.0346(14) -0.0045(11) -0.0057(11) 0.0043(11) C14 0.063(2) 0.0432(17) 0.0567(18) -0.0039(15) 0.0199(16) 0.0069(14) C15 0.075(2) 0.0370(16) 0.065(2) -0.0011(15) 0.0106(18) 0.0069(15) C16 0.0456(17) 0.0440(17) 0.0524(17) 0.0047(13) -0.0008(14) -0.0079(13) C17 0.0534(18) 0.058(2) 0.0568(19) -0.0010(15) 0.0155(15) 0.0002(15) C18 0.0503(17) 0.0434(17) 0.0582(19) -0.0055(13) 0.0152(15) 0.0050(14) C19 0.0421(17) 0.0321(14) 0.0581(18) 0.0021(12) -0.0024(14) 0.0034(13) C20 0.081(2) 0.064(2) 0.055(2) 0.0078(19) -0.0134(18) 0.0180(17) O7 0.201(10) 0.118(4) 0.217(5) 0.029(11) 0.141(6) 0.059(4) N4 0.114(17) 0.071(12) 0.081(10) 0.029(10) 0.061(10) 0.047(8) C21 0.062(6) 0.064(6) 0.212(16) -0.003(5) 0.027(9) -0.027(8) C22 0.191(13) 0.168(11) 0.113(8) 0.099(10) -0.015(8) -0.016(7) C23 0.119(11) 0.089(8) 0.25(2) -0.014(8) 0.066(14) 0.023(11) O7' 0.201(10) 0.118(4) 0.217(5) 0.029(11) 0.141(6) 0.059(4) N4' 0.067(10) 0.057(11) 0.137(17) -0.014(8) 0.016(9) -0.001(9) C21' 0.086(7) 0.084(6) 0.096(7) 0.004(5) 0.047(6) 0.023(5) C22' 0.191(13) 0.168(11) 0.113(8) 0.099(10) -0.015(8) -0.016(7) C23' 0.138(12) 0.106(9) 0.210(16) 0.048(9) 0.100(13) 0.097(11) 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 _geom_angle_publ_flag C1 O1 C12 118.1(2) yes C19 O3 C20 115.8(2) ? C8 N1 C7 125.2(3) yes C8 N1 H1N 117(2) ? C7 N1 H1N 118(2) ? C12 N2 H2A 120.0 ? C12 N2 H2B 120.0 ? H2A N2 H2B 120.0 ? O6 N3 O5 125.5(4) ? O6 N3 C16 118.6(3) ? O5 N3 C16 115.8(3) ? C9 C1 O1 121.9(2) yes C9 C1 C2 123.9(3) ? O1 C1 C2 114.2(2) ? C7 C2 C3 119.5(3) ? C7 C2 C1 115.9(3) ? C3 C2 C1 124.6(3) ? C4 C3 C2 119.9(3) ? C4 C3 H3 120.0 ? C2 C3 H3 120.0 ? C3 C4 C5 119.7(3) ? C3 C4 H4 120.2 ? C5 C4 H4 120.2 ? C6 C5 C4 121.1(3) ? C6 C5 H5 119.4 ? C4 C5 H5 119.4 ? C5 C6 C7 119.6(3) ? C5 C6 H6 120.2 ? C7 C6 H6 120.2 ? N1 C7 C6 120.2(3) ? N1 C7 C2 119.7(3) ? C6 C7 C2 120.1(3) ? O2 C8 N1 120.9(2) ? O2 C8 C9 123.2(2) ? N1 C8 C9 115.9(3) ? C1 C9 C8 119.2(2) ? C1 C9 C10 121.5(2) ? C8 C9 C10 119.3(2) ? C9 C10 C11 109.4(2) yes C9 C10 C13 109.5(2) ? C11 C10 C13 112.0(2) ? C9 C10 H10 108.6 ? C11 C10 H10 108.6 ? C13 C10 H10 108.6 ? C12 C11 C19 119.0(3) ? C12 C11 C10 120.5(2) yes C19 C11 C10 120.4(3) ? N2 C12 C11 129.0(3) ? N2 C12 O1 109.2(3) ? C11 C12 O1 121.8(2) yes C18 C13 C14 117.4(3) ? C18 C13 C10 122.1(2) ? C14 C13 C10 120.6(3) ? C15 C14 C13 121.8(3) ? C15 C14 H14 119.1 ? C13 C14 H14 119.1 ? C16 C15 C14 118.7(3) ? C16 C15 H15 120.6 ? C14 C15 H15 120.6 ? C17 C16 C15 121.6(3) ? C17 C16 N3 118.5(3) ? C15 C16 N3 119.9(3) ? C16 C17 C18 118.7(3) ? C16 C17 H17 120.6 ? C18 C17 H17 120.6 ? C17 C18 C13 121.8(3) ? C17 C18 H18 119.1 ? C13 C18 H18 119.1 ? O4 C19 O3 122.0(3) ? O4 C19 C11 126.4(3) ? O3 C19 C11 111.6(2) ? O3 C20 H20A 109.5 ? O3 C20 H20B 109.5 ? H20A C20 H20B 109.5 ? O3 C20 H20C 109.5 ? H20A C20 H20C 109.5 ? H20B C20 H20C 109.5 ? C21 N4 C23 118.5(11) ? C21 N4 C22 123.0(13) ? C23 N4 C22 118.5(13) ? O7 C21 N4 127.1(16) ? O7 C21 H21 116.5 ? N4 C21 H21 116.5 ? C21' N4' C23' 122.8(10) ? C21' N4' C22' 114.0(13) ? C23' N4' C22' 122.3(13) ? O7' C21' N4' 122(2) ? O7' C21' H21' 119.2 ? N4' C21' H21' 119.2 ? N4' C22' H22D 109.5 ? N4' C22' H22E 109.5 ? H22D C22' H22E 109.5 ? N4' C22' H22F 109.5 ? H22D C22' H22F 109.5 ? H22E C22' H22F 109.5 ? N4' C23' H23D 109.5 ? N4' C23' H23E 109.5 ? H23D C23' H23E 109.5 ? N4' C23' H23F 109.5 ? H23D C23' H23F 109.5 ? H23E C23' H23F 109.5 ? loop_ _geom_bond_atom_site_label_1 _geom_bond_atom_site_label_2 _geom_bond_distance _geom_bond_publ_flag O1 C1 1.376(3) yes O1 C12 1.388(3) yes O2 C8 1.239(3) yes O3 C19 1.346(4) ? O3 C20 1.444(3) ? O4 C19 1.224(3) ? O5 N3 1.211(4) ? O6 N3 1.198(4) ? N1 C8 1.371(3) yes N1 C7 1.371(4) yes N1 H1N 0.82(4) ? N2 C12 1.324(4) ? N2 H2A 0.86 ? N2 H2B 0.86 ? N3 C16 1.479(4) ? C1 C9 1.343(4) yes C1 C2 1.437(4) yes C2 C7 1.397(4) yes C2 C3 1.405(4) ? C3 C4 1.375(4) ? C3 H3 0.93 ? C4 C5 1.403(5) ? C4 H4 0.93 ? C5 C6 1.365(5) ? C5 H5 0.93 ? C6 C7 1.396(4) ? C6 H6 0.93 ? C8 C9 1.451(4) yes C9 C10 1.504(4) yes C10 C11 1.514(4) yes C10 C13 1.525(4) ? C10 H10 0.98 ? C11 C12 1.355(4) yes C11 C19 1.445(4) ? C13 C18 1.385(4) ? C13 C14 1.389(4) ? C14 C15 1.373(4) ? C14 H14 0.93 ? C15 C16 1.371(4) ? C15 H15 0.93 ? C16 C17 1.370(4) ? C17 C18 1.377(4) ? C17 H17 0.93 ? C18 H18 0.93 ? C20 H20A 0.96 ? C20 H20B 0.96 ? C20 H20C 0.96 ? O7 C21 1.210(3) ? N4 C21 1.303(3) ? N4 C23 1.411(3) ? N4 C22 1.412(3) ? C21 H21 0.93 ? C22 H22A 0.96 ? C22 H22B 0.96 ? C22 H22C 0.96 ? C23 H23A 0.96 ? C23 H23B 0.96 ? C23 H23C 0.96 ? O7' C21' 1.210(3) ? N4' C21' 1.303(3) ? N4' C23' 1.410(3) ? N4' C22' 1.412(3) ? C21' H21' 0.93 ? C22' H22D 0.96 ? C22' H22E 0.96 ? C22' H22F 0.96 ? C23' H23D 0.96 ? C23' H23E 0.96 ? C23' H23F 0.96 ? 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 N1 H1N O2 2_556 0.82(4) 2.03(4) 2.851(3) 177(3) N2 H2A O4 . 0.86 2.14 2.735(4) 125.6 N2 H2B O7 1_655 0.86 2.05 2.901(19) 168.9 N2 H2B O7' 1_655 0.86 2.07 2.92(2) 172.0 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_publ_flag C12 O1 C1 C9 17.1(4) ? C12 O1 C1 C2 -165.4(2) ? C9 C1 C2 C7 -1.3(4) yes O1 C1 C2 C7 -178.8(2) ? C9 C1 C2 C3 177.3(3) ? O1 C1 C2 C3 -0.2(4) ? C7 C2 C3 C4 2.6(4) ? C1 C2 C3 C4 -176.0(3) ? C2 C3 C4 C5 -1.0(5) ? C3 C4 C5 C6 -1.2(5) ? C4 C5 C6 C7 1.9(5) ? C8 N1 C7 C6 -176.1(3) ? C8 N1 C7 C2 4.0(4) yes C5 C6 C7 N1 179.8(3) ? C5 C6 C7 C2 -0.3(5) ? C3 C2 C7 N1 178.0(3) ? C1 C2 C7 N1 -3.3(4) yes C3 C2 C7 C6 -1.9(4) ? C1 C2 C7 C6 176.8(3) ? C7 N1 C8 O2 179.9(3) ? C7 N1 C8 C9 0.0(4) yes O1 C1 C9 C8 -177.5(2) ? C2 C1 C9 C8 5.2(4) yes O1 C1 C9 C10 4.7(4) yes C2 C1 C9 C10 -172.6(2) ? O2 C8 C9 C1 175.6(3) ? N1 C8 C9 C1 -4.5(4) yes O2 C8 C9 C10 -6.6(4) ? N1 C8 C9 C10 173.4(2) ? C1 C9 C10 C11 -23.7(3) ? C8 C9 C10 C11 158.5(2) ? C1 C9 C10 C13 99.4(3) ? C8 C9 C10 C13 -78.4(3) ? C9 C10 C11 C12 23.5(3) yes C13 C10 C11 C12 -98.1(3) ? C9 C10 C11 C19 -160.0(2) ? C13 C10 C11 C19 78.4(3) ? C19 C11 C12 N2 -1.6(5) ? C10 C11 C12 N2 174.9(3) ? C19 C11 C12 O1 178.8(2) ? C10 C11 C12 O1 -4.7(4) yes C1 O1 C12 N2 163.3(2) ? C1 O1 C12 C11 -17.0(4) yes C9 C10 C13 C18 106.5(3) ? C11 C10 C13 C18 -132.0(3) ? C9 C10 C13 C14 -72.6(3) ? C11 C10 C13 C14 48.9(3) ? C18 C13 C14 C15 0.7(4) ? C10 C13 C14 C15 179.9(3) ? C13 C14 C15 C16 1.2(5) ? C14 C15 C16 C17 -1.8(5) ? C14 C15 C16 N3 177.3(3) ? O6 N3 C16 C17 17.8(5) ? O5 N3 C16 C17 -165.9(3) ? O6 N3 C16 C15 -161.3(3) ? O5 N3 C16 C15 15.0(5) ? C15 C16 C17 C18 0.5(5) ? N3 C16 C17 C18 -178.6(3) ? C16 C17 C18 C13 1.4(5) ? C14 C13 C18 C17 -2.0(4) ? C10 C13 C18 C17 178.9(3) ? C20 O3 C19 O4 1.5(4) ? C20 O3 C19 C11 -179.2(2) ? C12 C11 C19 O4 -1.8(4) ? C10 C11 C19 O4 -178.3(3) ? C12 C11 C19 O3 178.9(2) ? C10 C11 C19 O3 2.3(3) ? C23 N4 C21 O7 175(12) ? C22 N4 C21 O7 -2(12) ? C23' N4' C21' O7' 173(11) ? C22' N4' C21' O7' 3(11) ?