data_Li2MnOs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.82
_cell_length_b   3.99
_cell_length_c   4.54
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Li2MnOs
_chemical_formula_sum   'Li2 Mn1 Os1'
_cell_volume   51.03
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Li  Li0  1  0.0  0.0  0.0  1.0
  Li  Li1  1  0.41  0.99  0.0  1.0
  Mn  Mn2  1  0.41  0.0  0.27  1.0
  Os  Os3  1  0.0  0.99  0.27  1.0

data_Li2MnOs
_symmetry_space_group_name_H-M   Pm
_cell_length_a   2.82
_cell_length_b   3.99
_cell_length_c   4.54
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   Li2MnOs
_chemical_formula_sum   'Li2 Mn1 Os1'
_cell_volume   51.03
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Li  Li0  1  0.0  0.0  0.0  1.0
  Li  Li1  1  0.41  0.0  -0.0  1.0
  Mn  Mn2  1  0.41  0.0  0.27  1.0
  Os  Os3  1  0.0  0.0  0.27  1.0

Li Li Mn Os