data_[Dy2Er2Nb2N6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
  Nb  1.6000  1.4500  0.8200
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.7378]
_cell_length_b [3.3207]
_cell_length_c [8.5880]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.9845]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [DyErNbN3]
_chemical_formula_sum '[Dy2 Er2 Nb2 N6]'
_cell_volume [159.4475]
_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
[
  Dy  Dy0  2  0.3466  0.7500  0.3122  1
  Er  Er1  2  0.2303  0.2500  0.9521  1
  Nb  Nb2  2  0.1357  0.7500  0.6344  1
  N  N3  2  0.0458  0.2500  0.1693  1
  N  N4  2  0.2532  0.2500  0.5109  1
  N  N5  2  0.4416  0.7500  0.8211  1
]