data_Na2PtO2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.57
_cell_length_b   5.57
_cell_length_c   5.57
_cell_angle_alpha   146.8
_cell_angle_beta   130.75
_cell_angle_gamma   60.69
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2PtO2
_chemical_formula_sum   'Na2 Pt1 O2'
_cell_volume   70.86
_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
  Na  Na0  1  0.0  0.0  0.51  1.0
  Na  Na1  1  0.0  0.0  0.1  1.0
  Pt  Pt2  1  0.0  0.0  0.0  1.0
  O  O3  1  0.0  0.32  0.47  1.0
  O  O4  1  0.59  0.0  0.33  1.0

data_Na2PtO2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.18
_cell_length_b   4.64
_cell_length_c   5.57
_cell_angle_alpha   114.62
_cell_angle_beta   106.6
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2PtO2
_chemical_formula_sum   'Na2 Pt1 O2'
_cell_volume   70.86
_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
  Na  Na0  1  0.49  0.49  0.49  1.0
  Na  Na1  1  0.9  0.9  0.9  1.0
  Pt  Pt2  1  0.0  0.0  0.0  1.0
  O  O3  1  0.26  0.67  0.26  1.0
  O  O4  1  0.53  0.85  0.85  1.0

Na Na Pt O O