#------------------------------------------------------------------------------ #$Date: 2013-10-30 14:25:44 +0100 (Wed, 30 Oct 2013) $ #$Revision: 89494 $ #$URL: svn://www.crystallography.net/cod/cif/2/00/00/2000060.cif $ #------------------------------------------------------------------------------ # # This file is available in the Crystallography Open Database (COD), # http://www.crystallography.net/ # # All data on this site have been placed in the public domain by the # contributors. # data_2000060 _chemical_formula_sum 'C8 H24 N4 O20 P4' _journal_volume 44 _journal_year 1988 _journal_page_first 888 _journal_name_full 'Acta Crystallogr.,Sect.C:Cryst.Struct.Commun.' loop_ _publ_author_name "M.T.Averbuch-Pouchot" "A.Durif" "J.C.Guitel" _cell_volume 563.986 _exptl_crystal_colour 'colorless' _exptl_crystal_density_diffrn 1.826 _diffrn_ambient_temperature ? _refine_ls_R_factor_gt 0.025 _refine_ls_wR_factor_gt 0.025 _symmetry_cell_setting triclinic _symmetry_space_group_name_H-M 'P -1' _symmetry_Int_Tables_number 2 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 x,y,z 2 -x,-y,-z _cell_length_a 7.988(5) _cell_length_b 8.449(5) _cell_length_c 9.739(5) _cell_angle_alpha 111.64(5) _cell_angle_beta 105.27(5) _cell_angle_gamma 99.40(5) _cell_formula_units_Z 1 _cell_depositor_comments ; Removing duplicated atoms: O6A O -0.1306(1) -0.1717(1) -0.1333(1) P2A P 0.13897(4) 0.20515(4) -0.01727(3) P1A P -0.21214(4) -0.06333(4) -0.22473(3) O3A O -0.0719(1) 0.1337(1) -0.1227(1) O4A O 0.1902(2) 0.4017(1) 0.0398(1) O5A O 0.2438(1) 0.1015(1) -0.0988(1) O1A O -0.1959(1) -0.1407(1) -0.3831(1) O2A O -0.3890(1) -0.0444(1) -0.2109(1) Since they are symmetry equivalents of the other provided atoms (therefore, more than one asymmetric unit was originally provided in this CIF). After this change, the calculated and tha declared chemical formulas match. Saulius Gra\