data_[Pr8Nd4As6N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Nd  1.1400  1.8500  1.2765
  As  2.1800  1.1500  0.6600
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.7471]
_cell_length_b [4.7471]
_cell_length_c [24.8783]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Pr4Nd2As3N2]
_chemical_formula_sum '[Pr8 Nd4 As6 N4]'
_cell_volume [560.6314]
_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
[
  Pr  Pr0  8  0.0000  0.5000  0.0802  1
  Nd  Nd1  4  0.0000  0.0000  0.3027  1
  As  As2  4  0.0000  0.0000  0.1773  1
  As  As3  2  0.0000  0.0000  0.0000  1
  N  N4  4  0.0000  0.0000  0.3945  1
]