data_[Pt4C4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pt  2.2800  1.3500  0.8050
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [5.7888]
_cell_length_b [5.7888]
_cell_length_c [3.3226]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [PtC]
_chemical_formula_sum '[Pt4 C4]'
_cell_volume [111.3407]
_cell_formula_units_Z [4]
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
[
  Pt  Pt0  4  0.1928  0.8072  0.5000  1
  C  C1  4  0.1666  0.1666  0.5000  1
]