data_[Na2Tl2Pb4Au4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Tl  1.6200  1.9000  1.3325
  Pb  2.3300  1.8000  1.1225
  Au  2.5400  1.3500  1.0700
]
_symmetry_space_group_name_H-M [Pmc2_1]
_cell_length_a [4.7075]
_cell_length_b [8.8764]
_cell_length_c [7.6315]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [26]
_chemical_formula_structural [NaTl(PbAu)2]
_chemical_formula_sum '[Na2 Tl2 Pb4 Au4]'
_cell_volume [318.8891]
_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
[
  Na  Na0  2  0.0000  0.4279  0.9801  1.0
  Tl  Tl1  2  0.5000  0.3199  0.6773  1.0
  Pb  Pb2  2  0.0000  0.1874  0.3540  1.0
  Pb  Pb3  2  0.5000  0.0658  0.0270  1.0
  Au  Au4  2  0.0000  0.1284  0.7437  1.0
  Au  Au5  2  0.5000  0.3636  0.2636  1.0
]