data_[Ac20Pt4Pb8N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ac  1.1000  1.9500  1.2600
  Pt  2.2800  1.3500  0.8050
  Pb  2.3300  1.8000  1.1225
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.6934]
_cell_length_b [19.6261]
_cell_length_c [13.6977]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Ac5PtPb2N]
_chemical_formula_sum '[Ac20 Pt4 Pb8 N4]'
_cell_volume [1261.7359]
_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
[
  Ac  Ac0  4  0.0000  0.0301  0.0003  1
  Ac  Ac1  4  0.0000  0.2864  0.6787  1
  Ac  Ac2  4  0.0000  0.3314  0.3862  1
  Ac  Ac3  4  0.0000  0.3403  0.0086  1
  Ac  Ac4  4  0.0000  0.4910  0.7710  1
  Pt  Pt5  4  0.0000  0.1900  0.0366  1
  Pb  Pb6  4  0.0000  0.1089  0.6867  1
  Pb  Pb7  4  0.0000  0.1321  0.3291  1
  N  N8  4  0.0000  0.4560  0.4266  1
]