############################################################################## ### ### ### 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 'form.cif (version 2.0)' _journal_data_validation_number ? _journal_date_recd_electronic 2011-01-26 _journal_date_accepted 2011-01-31 _journal_name_full 'Acta Crystallographica, Section E' _journal_year 2011 _journal_volume 67 _journal_issue 3 _journal_page_first o584 _journal_page_last o584 _journal_paper_category QO _journal_coeditor_code JH2262 loop_ _publ_contact_author_name _publ_contact_author_address _publ_contact_author_email 'Jineun Kim' ; Department of Chemistry Gyeongsang National University Jinju 660-701 Republic of Korea ; jekim@gnu.ac.kr 'Kim, Tae Ho' ; Department of Chemistry and Research Institute of Natural Sciences Gyeongsang National University, Jinju 660-701 Republic of Korea ; thkim@gnu.ac.kr _publ_contact_author_fax '+82-55-758-5532' _publ_contact_author_phone '+82-55-751-6024' _publ_section_title ; Monocrotophos: dimethyl (E)-1-methyl-2-(methylcarbamoyl)ethenyl phosphate ; loop_ _publ_author_name _publ_author_address 'Cheon, Sanghun' ; Department of Chemistry and Research Institute of Natural Sciences Gyeongsang National University, Jinju 660-701 Republic of Korea ; 'Kim, Tae Ho' ; Department of Chemistry and Research Institute of Natural Sciences Gyeongsang National University, Jinju 660-701 Republic of Korea ; 'Park, Ki-Min' ; Department of Chemistry and Research Institute of Natural Sciences Gyeongsang National University, Jinju 660-701 Republic of Korea ; 'Kim, Jineun' ; Department of Chemistry and Research Institute of Natural Sciences Gyeongsang National University, Jinju 660-701 Republic of Korea ; data_I _audit_creation_method SHELXTL _chemical_name_systematic ; (2E)-3-[(dimethoxyphosphoryl)oxy]-N-methylbut-2-enamide ; _chemical_name_common ; dimethyl (E)-1-methyl-2-(methylcarbamoyl)ethenyl phosphate ; _chemical_formula_moiety 'C7 H14 N O5 P' _chemical_formula_sum 'C7 H14 N O5 P' _chemical_formula_iupac 'C7 H14 N O5 P' _chemical_formula_weight 223.16 _chemical_melting_point ? _symmetry_cell_setting monoclinic _symmetry_space_group_name_H-M 'P 21/n' _symmetry_space_group_name_Hall '-P 2yn' loop_ _symmetry_equiv_pos_as_xyz 'x, y, z' '-x+1/2, y+1/2, -z+1/2' '-x, -y, -z' 'x-1/2, -y-1/2, z-1/2' _cell_length_a 10.0498(2) _cell_length_b 11.3501(2) _cell_length_c 10.4587(2) _cell_angle_alpha 90.00 _cell_angle_beta 115.3770(10) _cell_angle_gamma 90.00 _cell_volume 1077.87(4) _cell_formula_units_Z 4 _cell_measurement_reflns_used 9925 _cell_measurement_theta_min 2.35 _cell_measurement_theta_max 28.27 _cell_measurement_temperature 173(2) _exptl_crystal_description block _exptl_crystal_colour colourless _exptl_crystal_size_max 0.35 _exptl_crystal_size_mid 0.35 _exptl_crystal_size_min 0.25 _exptl_crystal_density_diffrn 1.375 _exptl_crystal_density_meas ? _exptl_crystal_density_method 'not measured' _exptl_crystal_F_000 472 _exptl_absorpt_coefficient_mu 0.253 _exptl_absorpt_correction_type multi-scan _exptl_absorpt_process_details '(SADABS; Sheldrick, 1996)' _exptl_absorpt_correction_T_min 0.9167 _exptl_absorpt_correction_T_max 0.9395 _exptl_special_details ; ; _diffrn_ambient_temperature 173(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 APEXII CCD' _diffrn_measurement_method '\f and \w' _diffrn_detector_area_resol_mean ? _diffrn_reflns_number 17626 _diffrn_reflns_av_R_equivalents 0.0320 _diffrn_reflns_av_sigmaI/netI 0.0184 _diffrn_reflns_theta_min 2.35 _diffrn_reflns_theta_max 28.27 _diffrn_reflns_theta_full 28.27 _diffrn_measured_fraction_theta_max 1.000 _diffrn_measured_fraction_theta_full 1.000 _diffrn_reflns_limit_h_min -13 _diffrn_reflns_limit_h_max 13 _diffrn_reflns_limit_k_min -15 _diffrn_reflns_limit_k_max 15 _diffrn_reflns_limit_l_min -13 _diffrn_reflns_limit_l_max 13 _refine_special_details ; Refinement of F^2^ against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F^2^, conventional R-factors R are based on F, with F set to zero for negative F^2^. The threshold expression of F^2^ > \s(F^2^) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F^2^ are statistically about twice as large as those based on F, and R- factors based on ALL data will be even larger. ; _reflns_number_total 2673 _reflns_number_gt 2411 _reflns_threshold_expression I>2\s(I) _refine_ls_structure_factor_coef Fsqd _refine_ls_matrix_type full _refine_ls_R_factor_all 0.0428 _refine_ls_R_factor_gt 0.0396 _refine_ls_wR_factor_gt 0.1156 _refine_ls_wR_factor_ref 0.1186 _refine_ls_goodness_of_fit_ref 1.084 _refine_ls_restrained_S_all 1.084 _refine_ls_number_reflns 2673 _refine_ls_number_parameters 155 _refine_ls_number_restraints 0 _refine_ls_hydrogen_treatment constr _refine_ls_weighting_scheme calc _refine_ls_weighting_details 'calc w=1/[\s^2^(Fo^2^)+(0.0647P)^2^+0.3928P] 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 ? _refine_ls_shift/su_max_lt 0.001 _refine_ls_shift/su_mean 0.000 _refine_diff_density_max 0.373 _refine_diff_density_min -0.378 _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' 'P' 'P' 0.1023 0.0942 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4' _computing_data_collection 'APEX2 (Bruker, 2006)' _computing_cell_refinement 'SAINT (Bruker, 2006)' _computing_data_reduction 'SAINT (Bruker, 2006)' _computing_structure_solution 'SHELXTL (Sheldrick, 2008)' _computing_structure_refinement 'SHELXTL (Sheldrick, 2008' _computing_molecular_graphics 'SHELXTL (Sheldrick, 2008 and DIAMOND (Brandenburg, 1998)' _computing_publication_material 'SHELXTL (Sheldrick, 2008' 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 P P1 0.72597(4) 0.12670(3) 0.30753(4) 0.02990(14) Uani d . 1 . . O O1 0.87089(17) 0.17794(17) 0.35222(16) 0.0442(4) Uani d P 0.833(2) A 1 O O2 0.60357(16) 0.22189(12) 0.25429(17) 0.0421(4) Uani d P 0.833(2) A 1 O O3 0.69477(16) 0.05711(13) 0.41970(14) 0.0404(4) Uani d P 0.833(2) A 1 O O1' 0.8042(9) 0.2366(7) 0.2975(8) 0.0385(17) Uani d P 0.167(2) A 2 O O2' 0.5877(7) 0.1471(7) 0.3323(7) 0.0414(18) Uani d P 0.167(2) A 2 O O3' 0.8319(8) 0.0599(7) 0.4465(7) 0.0446(19) Uani d P 0.167(2) A 2 O O4 0.68546(12) 0.03323(9) 0.18490(11) 0.0319(2) Uani d . 1 A . O O5 0.75176(15) 0.08602(13) -0.19560(13) 0.0486(3) Uani d . 1 A . N N1 0.55391(16) 0.20368(14) -0.26018(15) 0.0423(3) Uani d . 1 A . H H1N 0.4883 0.2357 -0.2360 0.051 Uiso calc R 1 . . C C1 0.44938(19) 0.19657(18) 0.2069(2) 0.0494(4) Uani d . 1 . . H H1A 0.3929 0.2700 0.1787 0.074 Uiso calc PR 0.833(2) A 1 H H1B 0.4335 0.1597 0.2840 0.074 Uiso calc PR 0.833(2) A 1 H H1C 0.4168 0.1428 0.1259 0.074 Uiso calc PR 0.833(2) A 1 H H1D 0.3692 0.2054 0.2359 0.074 Uiso calc PR 0.167(2) A 2 H H1E 0.4189 0.1421 0.1267 0.074 Uiso calc PR 0.167(2) A 2 H H1F 0.4726 0.2735 0.1790 0.074 Uiso calc PR 0.167(2) A 2 C C2 0.7899(3) -0.0384(2) 0.4980(2) 0.0655(6) Uani d . 1 . . H H2A 0.7542 -0.0715 0.5641 0.098 Uiso calc PR 0.833(2) A 1 H H2B 0.8904 -0.0087 0.5510 0.098 Uiso calc PR 0.833(2) A 1 H H2C 0.7898 -0.0998 0.4321 0.098 Uiso calc PR 0.833(2) A 1 H H2D 0.8730 -0.0660 0.5840 0.098 Uiso calc PR 0.167(2) A 2 H H2E 0.7597 -0.1009 0.4265 0.098 Uiso calc PR 0.167(2) A 2 H H2F 0.7073 -0.0181 0.5201 0.098 Uiso calc PR 0.167(2) A 2 C C3 0.72637(16) 0.04930(12) 0.07257(14) 0.0284(3) Uani d . 1 . . C C4 0.86253(19) -0.01539(16) 0.09550(19) 0.0442(4) Uani d . 1 A . H H4A 0.8863 -0.0020 0.0151 0.066 Uiso calc R 1 . . H H4B 0.8477 -0.0998 0.1041 0.066 Uiso calc R 1 . . H H4C 0.9438 0.0128 0.1825 0.066 Uiso calc R 1 . . C C5 0.63716(16) 0.11200(13) -0.03706(15) 0.0298(3) Uani d . 1 A . H H5A 0.5546 0.1478 -0.0310 0.036 Uiso calc R 1 . . C C6 0.65555(17) 0.13105(13) -0.16923(16) 0.0324(3) Uani d . 1 . . C C7 0.5494(3) 0.2307(3) -0.3968(2) 0.0675(7) Uani d . 1 . . H H7A 0.4682 0.2854 -0.4472 0.101 Uiso calc R 1 A . H H7B 0.5341 0.1580 -0.4518 0.101 Uiso calc R 1 . . H H7C 0.6427 0.2670 -0.3841 0.101 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 P1 0.0279(2) 0.0352(2) 0.0273(2) -0.00341(13) 0.01246(16) -0.00360(13) O1 0.0347(8) 0.0594(11) 0.0381(8) -0.0165(8) 0.0151(6) -0.0108(7) O2 0.0392(8) 0.0322(7) 0.0528(8) 0.0013(5) 0.0176(6) -0.0072(6) O3 0.0375(8) 0.0562(9) 0.0320(7) 0.0005(6) 0.0194(6) 0.0036(6) O1' 0.045(4) 0.034(4) 0.044(4) -0.014(3) 0.027(4) -0.011(3) O2' 0.027(3) 0.062(4) 0.039(4) 0.006(3) 0.019(3) -0.006(3) O3' 0.038(4) 0.053(4) 0.031(3) -0.004(3) 0.004(3) 0.005(3) O4 0.0373(6) 0.0325(5) 0.0290(5) -0.0056(4) 0.0172(4) -0.0023(4) O5 0.0465(7) 0.0676(8) 0.0418(7) 0.0217(6) 0.0284(6) 0.0121(6) N1 0.0413(7) 0.0568(8) 0.0342(7) 0.0167(6) 0.0214(6) 0.0118(6) C1 0.0347(8) 0.0538(10) 0.0550(11) 0.0079(7) 0.0149(7) -0.0083(8) C2 0.0593(13) 0.0810(15) 0.0554(12) 0.0133(11) 0.0237(10) 0.0319(11) C3 0.0318(7) 0.0271(6) 0.0287(6) -0.0031(5) 0.0152(5) -0.0037(5) C4 0.0429(9) 0.0498(9) 0.0429(9) 0.0172(7) 0.0214(7) 0.0102(7) C5 0.0287(7) 0.0333(7) 0.0305(7) 0.0020(5) 0.0156(6) -0.0014(5) C6 0.0318(7) 0.0369(7) 0.0298(7) 0.0020(5) 0.0147(6) 0.0005(5) C7 0.0618(13) 0.1063(19) 0.0439(10) 0.0368(13) 0.0317(10) 0.0331(11) _geom_special_details ; All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. ; 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 P1 O1 . 1.4472(14) ? P1 O1' . 1.501(7) ? P1 O2' . 1.536(6) ? P1 O2 . 1.5503(14) ? P1 O3 . 1.5536(13) ? P1 O4 . 1.5775(11) ? P1 O3' . 1.580(7) ? O2 C1 . 1.439(2) ? O3 C2 . 1.446(2) ? O2' C1 . 1.551(7) ? O3' C2 . 1.382(8) ? O4 C3 . 1.4130(16) ? O5 C6 . 1.2250(19) ? N1 C6 . 1.340(2) ? N1 C7 . 1.442(2) ? N1 H1N . 0.8800 ? C1 H1A . 0.9800 ? C1 H1B . 0.9800 ? C1 H1C . 0.9800 ? C1 H1D . 0.9800 ? C1 H1E . 0.9800 ? C1 H1F . 0.9800 ? C2 H2A . 0.9800 ? C2 H2B . 0.9800 ? C2 H2C . 0.9800 ? C2 H2D . 0.9800 ? C2 H2E . 0.9800 ? C2 H2F . 0.9800 ? C3 C5 . 1.321(2) ? C3 C4 . 1.479(2) ? C4 H4A . 0.9800 ? C4 H4B . 0.9800 ? C4 H4C . 0.9800 ? C5 C6 . 1.487(2) ? C5 H5A . 0.9500 ? C7 H7A . 0.9800 ? C7 H7B . 0.9800 ? C7 H7C . 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 O1 P1 O1' . . 37.3(3) ? O1 P1 O2' . . 138.0(3) ? O1' P1 O2' . . 115.2(4) ? O1 P1 O2 . . 111.70(10) ? O1' P1 O2 . . 75.8(3) ? O2' P1 O2 . . 47.1(3) ? O1 P1 O3 . . 117.47(9) ? O1' P1 O3 . . 139.1(3) ? O2' P1 O3 . . 57.3(3) ? O2 P1 O3 . . 103.86(8) ? O1 P1 O4 . . 113.96(8) ? O1' P1 O4 . . 117.5(3) ? O2' P1 O4 . . 107.5(3) ? O2 P1 O4 . . 106.74(7) ? O3 P1 O4 . . 101.93(7) ? O1 P1 O3' . . 73.0(3) ? O1' P1 O3' . . 107.2(4) ? O2' P1 O3' . . 102.6(4) ? O2 P1 O3' . . 141.6(3) ? O3 P1 O3' . . 48.4(3) ? O4 P1 O3' . . 105.2(3) ? C1 O2 P1 . . 123.79(13) ? C2 O3 P1 . . 120.71(13) ? P1 O2' C1 . . 117.4(5) ? C2 O3' P1 . . 123.3(5) ? C3 O4 P1 . . 121.57(9) ? C6 N1 C7 . . 121.65(15) ? C6 N1 H1N . . 119.2 ? C7 N1 H1N . . 119.2 ? O2 C1 O2' . . 48.6(3) ? O2 C1 H1A . . 109.5 ? O2' C1 H1A . . 139.2 ? O2 C1 H1B . . 109.5 ? O2' C1 H1B . . 63.5 ? H1A C1 H1B . . 109.5 ? O2 C1 H1C . . 109.5 ? O2' C1 H1C . . 110.6 ? H1A C1 H1C . . 109.5 ? H1B C1 H1C . . 109.5 ? O2 C1 H1D . . 141.2 ? O2' C1 H1D . . 109.5 ? H1A C1 H1D . . 63.8 ? H1B C1 H1D . . 49.0 ? H1C C1 H1D . . 108.5 ? O2 C1 H1E . . 108.4 ? O2' C1 H1E . . 109.5 ? H1A C1 H1E . . 110.5 ? H1B C1 H1E . . 109.5 ? H1C C1 H1E . . 1.2 ? H1D C1 H1E . . 109.5 ? O2 C1 H1F . . 64.3 ? O2' C1 H1F . . 109.5 ? H1A C1 H1F . . 48.2 ? H1B C1 H1F . . 140.3 ? H1C C1 H1F . . 109.3 ? H1D C1 H1F . . 109.5 ? H1E C1 H1F . . 109.5 ? O3' C2 O3 . . 54.0(3) ? O3' C2 H2A . . 148.2 ? O3 C2 H2A . . 109.5 ? O3' C2 H2B . . 61.9 ? O3 C2 H2B . . 109.5 ? H2A C2 H2B . . 109.5 ? O3' C2 H2C . . 102.0 ? O3 C2 H2C . . 109.5 ? H2A C2 H2C . . 109.5 ? H2B C2 H2C . . 109.5 ? O3' C2 H2D . . 109.5 ? O3 C2 H2D . . 148.9 ? H2A C2 H2D . . 69.9 ? H2B C2 H2D . . 47.5 ? H2C C2 H2D . . 99.4 ? O3' C2 H2E . . 109.5 ? O3 C2 H2E . . 101.3 ? H2A C2 H2E . . 100.0 ? H2B C2 H2E . . 126.0 ? H2C C2 H2E . . 16.6 ? H2D C2 H2E . . 109.5 ? O3' C2 H2F . . 109.5 ? O3 C2 H2F . . 62.3 ? H2A C2 H2F . . 47.2 ? H2B C2 H2F . . 123.9 ? H2C C2 H2F . . 126.0 ? H2D C2 H2F . . 109.5 ? H2E C2 H2F . . 109.5 ? C5 C3 O4 . . 117.41(13) ? C5 C3 C4 . . 130.16(14) ? O4 C3 C4 . . 112.32(12) ? C3 C4 H4A . . 109.5 ? C3 C4 H4B . . 109.5 ? H4A C4 H4B . . 109.5 ? C3 C4 H4C . . 109.5 ? H4A C4 H4C . . 109.5 ? H4B C4 H4C . . 109.5 ? C3 C5 C6 . . 125.23(13) ? C3 C5 H5A . . 117.4 ? C6 C5 H5A . . 117.4 ? O5 C6 N1 . . 122.15(15) ? O5 C6 C5 . . 124.98(14) ? N1 C6 C5 . . 112.87(13) ? N1 C7 H7A . . 109.5 ? N1 C7 H7B . . 109.5 ? H7A C7 H7B . . 109.5 ? N1 C7 H7C . . 109.5 ? H7A C7 H7C . . 109.5 ? H7B C7 H7C . . 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 P1 O2 C1 . . . . -178.29(15) ? O1' P1 O2 C1 . . . . 171.5(3) ? O2' P1 O2 C1 . . . . -42.1(4) ? O3 P1 O2 C1 . . . . -50.73(17) ? O4 P1 O2 C1 . . . . 56.53(16) ? O3' P1 O2 C1 . . . . -88.6(5) ? O1 P1 O3 C2 . . . . -54.1(2) ? O1' P1 O3 C2 . . . . -93.8(5) ? O2' P1 O3 C2 . . . . 174.5(4) ? O2 P1 O3 C2 . . . . -178.02(16) ? O4 P1 O3 C2 . . . . 71.16(17) ? O3' P1 O3 C2 . . . . -28.7(4) ? O1 P1 O2' C1 . . . . 109.6(5) ? O1' P1 O2' C1 . . . . 71.9(6) ? O2 P1 O2' C1 . . . . 35.6(3) ? O3 P1 O2' C1 . . . . -154.4(7) ? O4 P1 O2' C1 . . . . -61.2(6) ? O3' P1 O2' C1 . . . . -171.9(5) ? O1 P1 O3' C2 . . . . -172.4(7) ? O1' P1 O3' C2 . . . . 172.7(6) ? O2' P1 O3' C2 . . . . 51.0(7) ? O2 P1 O3' C2 . . . . 84.0(7) ? O3 P1 O3' C2 . . . . 31.1(4) ? O4 P1 O3' C2 . . . . -61.4(6) ? O1 P1 O4 C3 . . . . -38.76(15) ? O1' P1 O4 C3 . . . . 2.6(4) ? O2' P1 O4 C3 . . . . 134.5(3) ? O2 P1 O4 C3 . . . . 85.04(12) ? O3 P1 O4 C3 . . . . -166.34(11) ? O3' P1 O4 C3 . . . . -116.6(3) ? P1 O2 C1 O2' . . . . 40.5(4) ? P1 O2' C1 O2 . . . . -37.8(3) ? P1 O3' C2 O3 . . . . -30.9(4) ? P1 O3 C2 O3' . . . . 30.5(4) ? P1 O4 C3 C5 . . . . -85.84(15) ? P1 O4 C3 C4 . . . . 97.63(14) ? O4 C3 C5 C6 . . . . -175.23(13) ? C4 C3 C5 C6 . . . . 0.6(3) ? C7 N1 C6 O5 . . . . 1.7(3) ? C7 N1 C6 C5 . . . . -177.96(19) ? C3 C5 C6 O5 . . . . 3.9(3) ? C3 C5 C6 N1 . . . . -176.46(15) ? 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 N1 H1N O1 4_565 0.88 2.03 2.902(2) 169 y C4 H4B O2 2_645 0.98 2.43 3.319(2) 151 y