data_[Nd2Y2Cr2N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Y  1.2200  1.8000  1.0400
  Cr  1.6600  1.4000  0.9400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.5849]
_cell_length_b [5.5079]
_cell_length_c [6.8243]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.1696]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NdYCrN4]
_chemical_formula_sum '[Nd2 Y2 Cr2 N8]'
_cell_volume [199.4545]
_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
[
  Nd  Nd0  2  0.2762  0.2500  0.0659  1
  Y  Y1  2  0.2046  0.2500  0.5382  1
  Cr  Cr2  2  0.2420  0.7500  0.3076  1
  N  N3  4  0.0323  0.5051  0.2521  1
  N  N4  2  0.4158  0.7500  0.5628  1
  N  N5  2  0.4419  0.7500  0.1547  1
]