data_[Sr4Nd2W2N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Nd  1.1400  1.8500  1.2765
  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 [7.7854]
_cell_length_b [7.0744]
_cell_length_c [5.6636]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Sr2NdWN4]
_chemical_formula_sum '[Sr4 Nd2 W2 N8]'
_cell_volume [311.9369]
_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
[
  Sr  Sr0  4  0.2478  0.3417  0.4688  1.0
  Nd  Nd1  2  0.0000  0.8467  0.4777  1.0
  W  W2  2  0.0000  0.1567  0.0027  1.0
  N  N3  4  0.2069  0.2858  0.9234  1.0
  N  N4  2  0.0000  0.1484  0.3331  1.0
  N  N5  2  0.0000  0.8970  0.9023  1.0
]