#------------------------------------------------------------------------------ #$Date: 2010-01-30 13:59:17 +0000 (Sat, 30 Jan 2010) $ #$Revision: 966 $ #$URL: svn://www.crystallography.net/cod/cif/2/2206956.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_2206956 loop_ _publ_author_name 'Zi-Qiang Hu' 'Yong Ni' 'Guo-Qiao Lai' _publ_section_title ;\ catena-Poly[[tris(1H-benzimidazole-\kN^3^)manganese(II)]-\ \m-maleato- \k^3^O,O':\kO''] ; _journal_coeditor_code HB6259 _journal_issue 10 _journal_name_full 'Acta Crystallographica, Section E' _journal_page_first m1975 _journal_page_last m1977 _journal_volume 61 _journal_year 2005 _chemical_formula_iupac '[Mn (C4 H2 O4) (C7 H6 N2)3]' _chemical_formula_moiety 'C25 H20 Mn N6 O4' _chemical_formula_sum 'C25 H20 Mn N6 O4' _chemical_formula_weight 523.41 _chemical_name_systematic ; catena-Poly[[tris(1H-benzimidazole-\kN^3^)manganese(II)]-\m-maleato- \k^3^O,O':\kO''] ; _symmetry_cell_setting Orthorhombic _symmetry_space_group_name_Hall 'P 2ac 2ab' _symmetry_space_group_name_H-M 'P 21 21 21' _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 90.00 _cell_angle_gamma 90.00 _cell_formula_units_Z 4 _cell_length_a 9.3455(13) _cell_length_b 12.2596(13) _cell_length_c 21.3592(19) _cell_measurement_reflns_used 17602 _cell_measurement_temperature 295(2) _cell_measurement_theta_max 25.0 _cell_measurement_theta_min 2.4 _cell_volume 2447.2(5) _computing_cell_refinement PROCESS-AUTO _computing_data_collection 'PROCESS-AUTO (Rigaku, 1998)' _computing_data_reduction 'CrystalStructure (Rigaku/MSC, 2002)' _computing_molecular_graphics 'ORTEP-3 for Windows (Farrugia, 1997)' _computing_publication_material 'WinGX (Farrugia, 1999)' _computing_structure_refinement 'SHELXL97 (Sheldrick, 1997)' _computing_structure_solution 'SIR92 (Altomare et al., 1993)' _diffrn_ambient_temperature 295(2) _diffrn_detector_area_resol_mean 10.00 _diffrn_measured_fraction_theta_full 1.00 _diffrn_measured_fraction_theta_max 1.00 _diffrn_measurement_device_type 'Rigaku R-AXIS RAPID' _diffrn_measurement_method \w _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 0.048 _diffrn_reflns_av_sigmaI/netI 0.031 _diffrn_reflns_limit_h_max 11 _diffrn_reflns_limit_h_min -10 _diffrn_reflns_limit_k_max 14 _diffrn_reflns_limit_k_min -14 _diffrn_reflns_limit_l_max 25 _diffrn_reflns_limit_l_min -25 _diffrn_reflns_number 19932 _diffrn_reflns_theta_full 25.5 _diffrn_reflns_theta_max 25.5 _diffrn_reflns_theta_min 1.9 _diffrn_standards_decay_% 0 _diffrn_standards_interval_count 0 _diffrn_standards_interval_time 0 _diffrn_standards_number 0 _exptl_absorpt_coefficient_mu 0.583 _exptl_absorpt_correction_T_max 0.935 _exptl_absorpt_correction_T_min 0.838 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(ABSCOR; Higashi, 1995)' _exptl_crystal_colour colourless _exptl_crystal_density_diffrn 1.421 _exptl_crystal_density_method 'not measured' _exptl_crystal_description block _exptl_crystal_F_000 1076 _exptl_crystal_size_max 0.29 _exptl_crystal_size_mid 0.13 _exptl_crystal_size_min 0.10 _refine_diff_density_max 0.39 _refine_diff_density_min -0.54 _refine_ls_abs_structure_details 'Flack (1983), 1935 Friedel Pairs' _refine_ls_abs_structure_Flack 0.01(2) _refine_ls_extinction_method none _refine_ls_goodness_of_fit_ref 1.179 _refine_ls_hydrogen_treatment constr _refine_ls_matrix_type full _refine_ls_number_parameters 325 _refine_ls_number_reflns 4528 _refine_ls_number_restraints 0 _refine_ls_restrained_S_all 1.179 _refine_ls_R_factor_all 0.051 _refine_ls_R_factor_gt 0.038 _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^)+(0.0618P)^2^] where P = (Fo^2^+2Fc^2^)/3' _refine_ls_weighting_scheme calc _refine_ls_wR_factor_gt 0.090 _refine_ls_wR_factor_ref 0.106 _reflns_number_gt 3945 _reflns_number_total 4528 _reflns_threshold_expression I>2\s(I) _[local]_cod_data_source_file hb6259.cif loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, -y, z+1/2' 'x+1/2, -y+1/2, -z' '-x, y+1/2, -z+1/2' 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' Mn Mn 0.3368 0.7283 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' 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_type_symbol Mn 0.51711(5) 0.72570(4) 0.387056(19) 0.03921(14) Uani d . 1 Mn O1 0.6373(2) 0.8878(2) 0.37049(9) 0.0466(6) Uani d . 1 O O2 0.6163(2) 0.83497(19) 0.46816(10) 0.0469(5) Uani d . 1 O O3 0.9331(2) 0.8778(2) 0.53924(10) 0.0474(6) Uani d . 1 O O4 0.7556(3) 0.9371(2) 0.59944(10) 0.0562(7) Uani d . 1 O N11 0.1215(3) 0.8881(3) 0.43417(13) 0.0539(8) Uani d . 1 N H11 0.0612 0.9036 0.4633 0.065 Uiso calc R 1 H N13 0.3171(3) 0.8235(2) 0.38927(13) 0.0460(6) Uani d . 1 N N21 0.4436(3) 0.5595(3) 0.20920(13) 0.0542(8) Uani d . 1 N H21 0.4001 0.5097 0.1882 0.065 Uiso calc R 1 H N23 0.4995(3) 0.6668(2) 0.28923(11) 0.0477(6) Uani d . 1 N N31 0.9542(3) 0.5962(3) 0.40759(14) 0.0528(7) Uani d . 1 N H31 1.0446 0.6083 0.4104 0.063 Uiso calc R 1 H N33 0.7229(3) 0.6293(2) 0.39332(14) 0.0449(6) Uani d . 1 N C1 0.6533(3) 0.9048(3) 0.42852(14) 0.0378(7) Uani d . 1 C C2 0.7174(3) 1.0094(3) 0.44882(16) 0.0444(8) Uani d . 1 C H2 0.7054 1.0697 0.4229 0.053 Uiso calc R 1 H C3 0.7912(4) 1.0231(3) 0.50160(16) 0.0468(8) Uani d . 1 C H3 0.8253 1.0931 0.5093 0.056 Uiso calc R 1 H C4 0.8255(3) 0.9379(3) 0.55029(14) 0.0411(7) Uani d . 1 C C12 0.2448(4) 0.8362(3) 0.44091(15) 0.0481(8) Uani d . 1 C H12 0.2771 0.8108 0.4794 0.058 Uiso calc R 1 H C14 0.2542(5) 0.8828(4) 0.27967(17) 0.0693(12) Uani d . 1 C H14 0.3359 0.8553 0.2604 0.083 Uiso calc R 1 H C15 0.1490(6) 0.9362(6) 0.2458(2) 0.0995(19) Uani d . 1 C H15 0.1608 0.9446 0.2028 0.119 Uiso calc R 1 H C16 0.0274(5) 0.9772(6) 0.2738(2) 0.107(2) Uani d . 1 C H16 -0.0406 1.0124 0.2493 0.129 Uiso calc R 1 H C17 0.0044(4) 0.9673(4) 0.3368(2) 0.0813(14) Uani d . 1 C H17 -0.0770 0.9957 0.3558 0.098 Uiso calc R 1 H C18 0.1087(3) 0.9126(3) 0.37103(16) 0.0492(8) Uani d . 1 C C19 0.2324(3) 0.8720(3) 0.34372(15) 0.0446(8) Uani d . 1 C C22 0.4181(4) 0.5872(3) 0.26893(15) 0.0528(9) Uani d . 1 C H22 0.3493 0.5531 0.2936 0.063 Uiso calc R 1 H C24 0.6949(4) 0.7699(4) 0.23258(18) 0.0665(11) Uani d . 1 C H24 0.7191 0.8154 0.2658 0.080 Uiso calc R 1 H C25 0.7651(5) 0.7763(5) 0.1761(2) 0.0872(15) Uani d . 1 C H25 0.8387 0.8266 0.1712 0.105 Uiso calc R 1 H C26 0.7280(5) 0.7085(4) 0.12605(19) 0.0802(13) Uani d . 1 C H26 0.7768 0.7159 0.0883 0.096 Uiso calc R 1 H C27 0.6228(5) 0.6321(4) 0.13064(17) 0.0627(11) Uani d . 1 C H27 0.5996 0.5867 0.0973 0.075 Uiso calc R 1 H C28 0.5517(4) 0.6254(3) 0.18777(15) 0.0492(8) Uani d . 1 C C29 0.5869(4) 0.6933(3) 0.23818(15) 0.0471(8) Uani d . 1 C C32 0.8529(3) 0.6693(3) 0.39397(16) 0.0505(8) Uani d . 1 C H32 0.8729 0.7422 0.3857 0.061 Uiso calc R 1 H C34 0.6439(4) 0.4334(3) 0.4079(2) 0.0642(10) Uani d . 1 C H34 0.5471 0.4456 0.4008 0.077 Uiso calc R 1 H C35 0.6941(6) 0.3308(4) 0.4200(3) 0.0893(16) Uani d . 1 C H35 0.6306 0.2725 0.4205 0.107 Uiso calc R 1 H C36 0.8400(6) 0.3120(4) 0.4318(3) 0.0910(16) Uani d . 1 C H36 0.8703 0.2416 0.4410 0.109 Uiso calc R 1 H C37 0.9380(5) 0.3939(3) 0.4301(2) 0.0683(11) Uani d . 1 C H37 1.0345 0.3810 0.4377 0.082 Uiso calc R 1 H C38 0.8869(4) 0.4981(3) 0.41630(15) 0.0482(8) Uani d . 1 C C39 0.7413(4) 0.5187(3) 0.40648(15) 0.0430(8) Uani d . 1 C 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 Mn 0.0426(2) 0.0406(2) 0.0345(2) -0.0008(2) 0.0000(2) -0.0006(2) O1 0.0595(14) 0.0467(14) 0.0337(11) -0.0007(11) -0.0030(10) 0.0008(9) O2 0.0548(13) 0.0442(13) 0.0417(12) -0.0031(11) -0.0060(11) 0.0057(11) O3 0.0361(11) 0.0531(14) 0.0531(13) 0.0059(10) 0.0025(10) 0.0097(11) O4 0.0525(13) 0.0746(19) 0.0414(13) 0.0087(13) -0.0007(11) -0.0056(12) N11 0.0560(18) 0.060(2) 0.0452(15) 0.0069(15) 0.0137(14) 0.0057(14) N13 0.0538(15) 0.0489(16) 0.0353(13) 0.0047(13) 0.0009(14) 0.0025(13) N21 0.0587(17) 0.065(2) 0.0389(14) -0.0095(15) -0.0036(13) -0.0109(14) N23 0.0483(15) 0.0573(17) 0.0375(12) -0.0028(16) 0.0025(13) -0.0051(12) N31 0.0393(14) 0.0564(19) 0.0626(17) -0.0024(13) -0.0093(13) -0.0054(14) N33 0.0433(14) 0.0432(16) 0.0482(15) -0.0007(12) 0.0014(13) -0.0033(13) C1 0.0356(15) 0.0349(17) 0.0430(16) 0.0035(13) -0.0040(13) -0.0004(14) C2 0.0497(18) 0.0356(18) 0.0480(18) 0.0033(15) -0.0080(15) 0.0046(14) C3 0.0522(19) 0.0353(19) 0.0528(19) 0.0009(15) -0.0067(16) -0.0014(14) C4 0.0374(16) 0.0435(19) 0.0425(17) -0.0044(14) -0.0065(14) -0.0049(14) C12 0.058(2) 0.049(2) 0.0365(17) 0.0089(18) 0.0015(15) 0.0046(15) C14 0.058(2) 0.106(4) 0.044(2) 0.006(2) 0.0014(18) 0.018(2) C15 0.081(3) 0.164(6) 0.054(2) 0.015(4) -0.005(2) 0.038(3) C16 0.068(3) 0.180(6) 0.075(3) 0.032(4) -0.008(3) 0.053(3) C17 0.049(2) 0.115(4) 0.080(3) 0.019(3) 0.004(2) 0.030(3) C18 0.0405(17) 0.059(2) 0.0478(19) -0.0011(16) 0.0022(14) 0.0126(16) C19 0.0404(17) 0.056(2) 0.0377(16) -0.0072(16) -0.0001(14) 0.0054(15) C22 0.0486(19) 0.069(3) 0.0407(17) -0.0110(18) 0.0002(15) -0.0006(17) C24 0.082(3) 0.065(3) 0.053(2) -0.021(2) 0.0153(19) -0.013(2) C25 0.097(3) 0.093(4) 0.072(3) -0.031(3) 0.025(3) -0.005(3) C26 0.098(3) 0.091(4) 0.051(2) -0.011(3) 0.029(2) -0.005(2) C27 0.077(3) 0.069(3) 0.0415(19) 0.000(2) 0.0056(18) -0.0066(17) C28 0.054(2) 0.057(2) 0.0363(16) 0.0047(17) -0.0046(15) -0.0025(15) C29 0.055(2) 0.047(2) 0.0393(17) 0.0027(16) 0.0049(15) -0.0039(14) C32 0.0503(18) 0.0440(19) 0.057(2) -0.0044(15) -0.0020(17) 0.0040(17) C34 0.054(2) 0.049(2) 0.089(3) -0.0059(18) 0.012(2) -0.014(2) C35 0.084(3) 0.047(3) 0.137(5) -0.007(2) 0.022(3) -0.002(3) C36 0.102(4) 0.052(3) 0.119(4) 0.008(3) 0.012(3) 0.018(3) C37 0.068(2) 0.061(3) 0.076(3) 0.016(2) -0.008(2) 0.004(2) C38 0.058(2) 0.048(2) 0.0382(16) 0.0073(17) -0.0035(15) -0.0035(15) C39 0.0472(17) 0.0431(19) 0.0385(16) 0.0006(15) 0.0037(14) -0.0075(14) 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 Mn O1 . 2.310(2) y Mn O2 . 2.378(2) y Mn O3 3_466 2.169(2) y Mn N13 . 2.221(3) y Mn N23 . 2.217(2) y Mn N33 . 2.261(3) y O1 C1 . 1.266(4) ? O2 C1 . 1.253(4) ? O3 C4 . 1.269(4) ? O4 C4 . 1.237(4) ? N11 C12 . 1.324(5) ? N11 C18 . 1.387(4) ? N11 H11 . 0.8600 ? N13 C12 . 1.303(4) ? N13 C19 . 1.388(4) ? N21 C22 . 1.341(4) ? N21 C28 . 1.372(5) ? N21 H21 . 0.8600 ? N23 C22 . 1.311(5) ? N23 C29 . 1.400(4) ? N31 C32 . 1.336(5) ? N31 C38 . 1.369(5) ? N31 H31 . 0.8600 ? N33 C32 . 1.310(4) ? N33 C39 . 1.395(4) ? C1 C2 . 1.480(5) ? C2 C3 . 1.332(5) ? C2 H2 . 0.9300 ? C3 C4 . 1.509(5) ? C3 H3 . 0.9300 ? C12 H12 . 0.9300 ? C14 C15 . 1.385(6) ? C14 C19 . 1.389(5) ? C14 H14 . 0.9300 ? C15 C16 . 1.380(7) ? C15 H15 . 0.9300 ? C16 C17 . 1.367(6) ? C16 H16 . 0.9300 ? C17 C18 . 1.391(5) ? C17 H17 . 0.9300 ? C18 C19 . 1.388(5) ? C22 H22 . 0.9300 ? C24 C25 . 1.375(5) ? C24 C29 . 1.385(5) ? C24 H24 . 0.9300 ? C25 C26 . 1.397(6) ? C25 H25 . 0.9300 ? C26 C27 . 1.362(6) ? C26 H26 . 0.9300 ? C27 C28 . 1.392(5) ? C27 H27 . 0.9300 ? C28 C29 . 1.400(5) ? C32 H32 . 0.9300 ? C34 C35 . 1.366(6) ? C34 C39 . 1.387(5) ? C34 H34 . 0.9300 ? C35 C36 . 1.405(7) ? C35 H35 . 0.9300 ? C36 C37 . 1.359(7) ? C36 H36 . 0.9300 ? C37 C38 . 1.396(5) ? C37 H37 . 0.9300 ? C38 C39 . 1.400(5) ? 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 O3 Mn N23 3_466 . 117.82(10) ? O3 Mn N13 3_466 . 89.76(10) ? N23 Mn N13 . . 97.68(10) ? O3 Mn N33 3_466 . 87.67(10) ? N23 Mn N33 . . 87.06(11) ? N13 Mn N33 . . 175.25(11) ? O3 Mn O1 3_466 . 142.22(8) ? N23 Mn O1 . . 99.91(9) ? N13 Mn O1 . . 87.02(10) ? N33 Mn O1 . . 92.58(9) ? O3 Mn O2 3_466 . 86.66(8) ? N23 Mn O2 . . 154.04(9) ? N13 Mn O2 . . 90.48(9) ? N33 Mn O2 . . 85.38(9) ? O1 Mn O2 . . 55.76(7) ? C1 O1 Mn . . 92.84(19) y C1 O2 Mn . . 90.02(18) y C4 O3 Mn . 3_566 119.5(2) y C12 N11 C18 . . 106.6(3) ? C12 N11 H11 . . 126.7 ? C18 N11 H11 . . 126.7 ? C12 N13 C19 . . 104.3(3) ? C12 N13 Mn . . 121.3(2) ? C19 N13 Mn . . 134.1(2) ? C22 N21 C28 . . 107.4(3) ? C22 N21 H21 . . 126.3 ? C28 N21 H21 . . 126.3 ? C22 N23 C29 . . 104.7(3) ? C22 N23 Mn . . 126.7(2) ? C29 N23 Mn . . 127.9(2) ? C32 N31 C38 . . 107.1(3) ? C32 N31 H31 . . 126.5 ? C38 N31 H31 . . 126.5 ? C32 N33 C39 . . 104.4(3) ? C32 N33 Mn . . 126.4(2) ? C39 N33 Mn . . 128.6(2) ? O2 C1 O1 . . 121.1(3) ? O2 C1 C2 . . 120.4(3) ? O1 C1 C2 . . 118.5(3) ? C3 C2 C1 . . 124.5(3) ? C3 C2 H2 . . 117.7 ? C1 C2 H2 . . 117.7 ? C2 C3 C4 . . 127.3(3) ? C2 C3 H3 . . 116.3 ? C4 C3 H3 . . 116.3 ? O4 C4 O3 . . 124.9(3) ? O4 C4 C3 . . 118.6(3) ? O3 C4 C3 . . 116.3(3) ? N13 C12 N11 . . 114.6(3) ? N13 C12 H12 . . 122.7 ? N11 C12 H12 . . 122.7 ? C15 C14 C19 . . 117.1(4) ? C15 C14 H14 . . 121.5 ? C19 C14 H14 . . 121.5 ? C16 C15 C14 . . 122.0(4) ? C16 C15 H15 . . 119.0 ? C14 C15 H15 . . 119.0 ? C17 C16 C15 . . 121.6(4) ? C17 C16 H16 . . 119.2 ? C15 C16 H16 . . 119.2 ? C16 C17 C18 . . 116.7(4) ? C16 C17 H17 . . 121.6 ? C18 C17 H17 . . 121.6 ? N11 C18 C19 . . 105.0(3) ? N11 C18 C17 . . 132.6(4) ? C19 C18 C17 . . 122.4(3) ? C18 C19 N13 . . 109.5(3) ? C18 C19 C14 . . 120.1(3) ? N13 C19 C14 . . 130.3(3) ? N23 C22 N21 . . 113.5(3) ? N23 C22 H22 . . 123.2 ? N21 C22 H22 . . 123.2 ? C25 C24 C29 . . 117.5(4) ? C25 C24 H24 . . 121.2 ? C29 C24 H24 . . 121.2 ? C24 C25 C26 . . 121.3(4) ? C24 C25 H25 . . 119.4 ? C26 C25 H25 . . 119.4 ? C27 C26 C25 . . 122.2(4) ? C27 C26 H26 . . 118.9 ? C25 C26 H26 . . 118.9 ? C26 C27 C28 . . 116.7(4) ? C26 C27 H27 . . 121.7 ? C28 C27 H27 . . 121.7 ? N21 C28 C27 . . 132.8(3) ? N21 C28 C29 . . 105.5(3) ? C27 C28 C29 . . 121.8(4) ? C24 C29 N23 . . 130.6(3) ? C24 C29 C28 . . 120.6(3) ? N23 C29 C28 . . 108.9(3) ? N33 C32 N31 . . 114.1(3) ? N33 C32 H32 . . 123.0 ? N31 C32 H32 . . 123.0 ? C35 C34 C39 . . 118.2(4) ? C35 C34 H34 . . 120.9 ? C39 C34 H34 . . 120.9 ? C34 C35 C36 . . 121.2(5) ? C34 C35 H35 . . 119.4 ? C36 C35 H35 . . 119.4 ? C37 C36 C35 . . 121.9(4) ? C37 C36 H36 . . 119.1 ? C35 C36 H36 . . 119.1 ? C36 C37 C38 . . 116.8(4) ? C36 C37 H37 . . 121.6 ? C38 C37 H37 . . 121.6 ? N31 C38 C37 . . 132.5(4) ? N31 C38 C39 . . 105.5(3) ? C37 C38 C39 . . 122.0(4) ? C34 C39 N33 . . 131.1(3) ? C34 C39 C38 . . 119.9(3) ? N33 C39 C38 . . 109.0(3) ? 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 N11 H11 O3 1_455 0.86 2.04 2.855(3) 158 y N21 H21 O1 4_645 0.86 1.98 2.811(4) 162 y N31 H31 O4 3_566 0.86 2.06 2.850(4) 152 y _cod_database_code 2206956