data_OsPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.46
_cell_length_b   2.8
_cell_length_c   4.8
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   OsPt
_chemical_formula_sum   'Os2 Pt2'
_cell_volume   59.89
_cell_formula_units_Z   2
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
  Os  Os0  1  0.34  0.0  0.13  1.0
  Os  Os1  1  0.11  0.0  0.66  1.0
  Pt  Pt2  1  0.34  0.4  0.78  1.0
  Pt  Pt3  1  0.11  0.4  0.02  1.0

data_OsPt
_symmetry_space_group_name_H-M   P2
_cell_length_a   4.46
_cell_length_b   2.8
_cell_length_c   4.8
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   3
_chemical_formula_structural   OsPt
_chemical_formula_sum   'Os2 Pt2'
_cell_volume   59.89
_cell_formula_units_Z   2
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
  Os  Os0  2  0.11  0.0  0.74  1.0
  Pt  Pt1  2  0.11  0.4  0.38  1.0

Os Os Pt Pt