data_[Ni2H4Pt4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  H  2.2000  0.2500  0.0000
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [5.2866]
_cell_length_b [5.2866]
_cell_length_c [3.6994]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [Ni(HPt)2]
_chemical_formula_sum '[Ni2 H4 Pt4]'
_cell_volume [103.3918]
_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
[
  Ni  Ni0  2  0.0000  0.0000  0.0000  1.0
  H  H1  4  0.1866  0.3134  0.0000  1.0
  Pt  Pt2  4  0.1844  0.3156  0.5000  1.0
]