data_[K4Ce2W2N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ce  1.1200  1.8500  1.0800
  W  2.3600  1.3500  0.7667
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [7.1163]
_cell_length_b [7.5818]
_cell_length_c [5.9881]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [K2CeWN4]
_chemical_formula_sum '[K4 Ce2 W2 N8]'
_cell_volume [323.0867]
_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
[
  K  K0  4  0.2449  0.3489  0.0248  1
  Ce  Ce1  2  0.0000  0.1236  0.5067  1
  W  W2  2  0.0000  0.8427  0.9967  1
  N  N3  4  0.2276  0.7210  0.0625  1
  N  N4  2  0.0000  0.0655  0.1348  1
  N  N5  2  0.0000  0.8772  0.6873  1
]