data_[Pm8Sb4S2N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sb  2.0500  1.4500  0.8300
  S  2.5800  1.0000  0.8800
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.0483]
_cell_length_b [4.1785]
_cell_length_c [8.0071]
_cell_angle_alpha [90.0000]
_cell_angle_beta [112.2241]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm4Sb2SN2]
_chemical_formula_sum '[Pm8 Sb4 S2 N4]'
_cell_volume [466.0782]
_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
[
  Pm  Pm0  4  0.0262  0.5000  0.7826  1
  Pm  Pm1  4  0.2162  0.0000  0.1429  1
  Sb  Sb2  4  0.1056  0.0000  0.5408  1
  S  S3  2  0.0000  0.0000  0.0000  1
  N  N4  4  0.1748  0.5000  0.9933  1
]