data_[Ce4Pa8N16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Pa  1.5000  1.8000  1.0400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [I-42d]
_cell_length_a [7.4724]
_cell_length_b [7.4724]
_cell_length_c [7.1076]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [122]
_chemical_formula_structural [Ce(PaN2)2]
_chemical_formula_sum '[Ce4 Pa8 N16]'
_cell_volume [396.8653]
_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
[
  Ce  Ce0  4  0.0000  0.0000  0.0000  1
  Pa  Pa1  8  0.1365  0.2500  0.6250  1
  N  N2  16  0.0667  0.1789  0.3219  1
]