data_[Cs4Sn4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sn  1.9600  1.4500  0.8300
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.9618]
_cell_length_b [4.5466]
_cell_length_c [9.0517]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.5748]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CsSnPb]
_chemical_formula_sum '[Cs4 Sn4 Pb4]'
_cell_volume [580.1570]
_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
[
  Cs  Cs0  4  0.0923  0.5000  0.2575  1.0
  Sn  Sn1  4  0.1553  0.0000  0.9505  1.0
  Pb  Pb2  4  0.1754  0.5000  0.7376  1.0
]