data_[Nd8C2Se2S4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  C  2.5500  0.7000  0.3000
  Se  2.5500  1.1500  1.0133
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [I-4m2]
_cell_length_a [5.7438]
_cell_length_b [5.7438]
_cell_length_c [11.5260]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [119]
_chemical_formula_structural [Nd4CSeS2]
_chemical_formula_sum '[Nd8 C2 Se2 S4]'
_cell_volume [380.2538]
_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  4  0.0000  0.0000  0.2455  1.0
  Nd  Nd1  4  0.0000  0.5000  0.5275  1.0
  Se  Se2  2  0.0000  0.0000  0.5000  1.0
  C  C3  2  0.0000  0.5000  0.7500  1.0
  S  S4  2  0.0000  0.0000  0.0000  1.0
  S  S5  2  0.0000  0.5000  0.2500  1.0
]