data_2000763 _journal_name_full 'Acta Cryst.' _journal_year 1992 _journal_volume C48 _journal_page_first 1267 _journal_page_last 1269 loop_ _publ_author_name 'Paulus, E.F.' 'Porz, Chr.' _chemical_formula_moiety 'C6 H10 O6 S2,2(C4 H9 N1 O1)' _chemical_formula_sum 'C14 H28 N2 O8 S2' _chemical_formula_weight 416.5 _symmetry_cell_setting monoclinic _symmetry_space_group_name_H-M 'P 21/c' _symmetry_space_group_name_Hall ? _cell_length_a 11.782(2) _cell_length_b 9.058(2) _cell_length_c 9.766(2) _cell_angle_alpha 90. _cell_angle_beta 109.300(10) _cell_angle_gamma 90. _cell_volume 984.7 _cell_formula_units_Z 2 _exptl_crystal_density_diffrn 1.405 _exptl_crystal_density_meas 1.40 _exptl_crystal_F_000 444 _exptl_absorpt_coefficient_mu 2.788 _diffrn_radiation_type Cu _diffrn_radiation_wavelength 1.5418 loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_U_iso_or_equiv C(1) .4797(2) .0555(2) .5441(2) .0340(10) C(2) .5440(2) .0847(3) .8277(2) .0410(10) C(3) .4123(2) .0588(2) .7429(2) .0390(10) C(4) .1240(3) .3894(5) .7755(4) .083(2) C(5) .0593(2) .2845(3) .6570(3) .0560(10) C(6) -.1223(3) .2049(5) .4726(4) .0800(10) C(7) -.1243(4) .4351(5) .6118(5) .092(2) N(1) -.0563(2) .3063(2) .5893(2) .0630(10) O(1) .40840(10) -.01880(10) .61470(10) .0370(10) O(2) .6008(2) -.0365(2) .9104(2) .0540(10) O(3) .3544(2) .1947(2) .7126(2) .0470(10) O(4) .11250(10) .1794(2) .6231(2) .0640(10) S(1) .60680(10) .13850(10) .68720(10) .0440(10) H(O2) .599(2) -.110(3) .864(3) ? H(O3) .284(2) .185(3) .681(3) ? H(1) .5601(15) -.132(2) .514(2) ? H(2) .5583(16) .168(2) .893(2) ? H(3) .3732(15) -.008(2) .7939(19) ? H(41) .100(3) .405(4) .834(4) ? H(42) .198(5) .328(5) .844(6) ? H(43) .187(4) .450(5) .752(5) ? H(61) -.083(3) .121(4) .468(5) ? H(62) -.138(3) .251(4) .390(5) ? H(63) -.207(3) .183(4) .474(4) ? H(71) -.092(3) .470(4) .701(4) ? H(72) -.163(4) .488(5) .524(5) ? H(73) -.203(4) .390(4) .621(5) ?