data_[Pm4Nd4V4N12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  V  1.6300  1.3500  0.7775
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.1229]
_cell_length_b [3.8690]
_cell_length_c [7.0634]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.6140]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [PmNdVN3]
_chemical_formula_sum '[Pm4 Nd4 V4 N12]'
_cell_volume [345.3865]
_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
[
  Pm  Pm0  4  0.1468  0.5000  0.5731  1
  Nd  Nd1  4  0.1456  0.5000  0.0731  1
  V  V2  4  0.0001  0.0000  0.7453  1
  N  N3  4  0.0002  0.5000  0.2539  1
  N  N4  4  0.1564  0.0000  0.8265  1
  N  N5  4  0.1569  0.0000  0.3302  1
]