data_2000149 _journal_name_full 'Acta Cryst. C' _journal_year 1991 _journal_volume 47 _journal_page_first 2646 _journal_page_last 2647 loop_ _publ_author_name 'Britton, D.' _chemical_formula_sum 'C1 Ag1 N1 O1' _chemical_formula_weight 149.89 _symmetry_cell_setting trigonal _symmetry_space_group_name_H-M 'R -3 {rhombohedral axes}' _symmetry_space_group_name_Hall '-P 3*' _cell_length_a 9.087(3) _cell_length_b 9.087(3) _cell_length_c 9.087(3) _cell_angle_alpha 115.73(3) _cell_angle_beta 115.73(3) _cell_angle_gamma 115.73(3) _cell_volume 391.0(10) _cell_formula_units_Z 6 _exptl_crystal_density_diffrn 3.820(10) _exptl_crystal_density_meas ? _exptl_crystal_F_000 408 _exptl_absorpt_coefficient_mu 7.35 _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 Ag .06334(8) .15026(8) -.20132(8) O .8771(7) .7258(7) .3849(7) N .6469(8) .5150(7) .2168(7) C .4350(10) .3221(9) .0610(10)