data_[Pr4Ag4Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [4.9740]
_cell_length_b [7.5919]
_cell_length_c [8.6049]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [PrAgPb]
_chemical_formula_sum '[Pr4 Ag4 Pb4]'
_cell_volume [324.9433]
_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
[
  Pr  Pr0  2  0.0000  0.0000  0.3694  1.0
  Pr  Pr1  2  0.0000  0.5000  0.3420  1.0
  Ag  Ag2  4  0.0000  0.2991  0.6859  1.0
  Pb  Pb3  4  0.0000  0.2418  0.0187  1.0
]