data_2000251 _journal_name_full 'Acta Cryst. C' _journal_year 1991 _journal_volume 47 _journal_page_first 1888 _journal_page_last 1892 loop_ _publ_author_name 'Branes, J.C.' 'Paton, J.D.' 'Blyth, C.S.' _chemical_formula_sum 'C10 H20 N1 O5' _symmetry_cell_setting trigonal _symmetry_space_group_name_H-M 'P 32' _symmetry_space_group_name_Hall ? _cell_length_a 13.013(5) _cell_length_b 13.013(5) _cell_length_c 6.326(7) _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 120 _cell_volume 927.71 _cell_formula_units_Z 3 _exptl_crystal_density_diffrn 1.26 _exptl_crystal_density_meas ? _exptl_crystal_F_000 381 _exptl_absorpt_coefficient_mu .063 _diffrn_radiation_type Mo _diffrn_radiation_wavelength 0.71069 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv C1 .7057(6) -.2617(7) .1471 .037(2) C2 .6316(6) -.1983(6) .0782(16) .037(2) C3 .7373(6) -.0736(6) .0197(16) .034(2) C4 .8301(8) -.0969(7) -.0870(17) .047(2) C5 .8040(7) -.2203(8) -.0161(17) .046(2) C6 .7588(7) -.2244(8) .3644(18) .053(3) C7 .6263(7) -.3977(7) .1498(17) .041(2) O8 .5379(6) -.4368(5) .2764(15) .061(2) O9 .6463(5) -.4634(5) .0429(15) .055(2) C10 .5530(7) -.2628(7) -.1111(18) .049(3) C11 .5551(8) -.1902(8) .2476(17) .051(3) C12 .6986(7) -.0002(7) -.1066(18) .041(2) O13 .6594(5) .0570(5) -.0083(15) .0440(10) O14 .7033(6) -.0022(6) -.3022(15) .066(2) N15 .6657(6) .1285(6) -.5929(16) .046(2) O16 .7209(6) .2960(5) -.0687(15) .068(2) H31 .7768 -.0182 .1569 ? H41 .9184 -.0306 -.0384 ? H42 .8230 -.0945 -.2568 ? H51 .8823 -.2153 .0531 ? H52 .7753 -.2805 -.1489 ? H61 .8154 -.1292 .3689 ? H62 .8105 -.2662 .4009 ? H63 .6886 -.2512 .4794 ? H101 .6064 -.2696 -.2350 ? H102 .5118 -.2139 -.1685 ? H103 .4852 -.3506 -.0638 ? H111 .6092 -.1447 .3834 ? H112 .4873 -.2784 .2929 ? H113 .5139 -.1416 .1882 ? H151 .6906 .0890 -.4721 ? H152 .7301 .1927 -.5448 ? H153 .5824 .1264 -.5705 ? H154 .6707 .1021 -.7528 ?