data_[Dy2Y2I8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Dy  1.2200  1.7500  1.1310
  Y  1.2200  1.8000  1.0400
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [14.3787]
_cell_length_b [4.1391]
_cell_length_c [19.0375]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [DyYI4]
_chemical_formula_sum '[Dy2 Y2 I8]'
_cell_volume [1133.0098]
_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
[
  Y  Y0  2  0.1329  0.7500  0.4992  1
  Dy  Dy1  2  0.3698  0.2500  0.5006  1
  I  I2  2  0.0410  0.2500  0.5989  1
  I  I3  2  0.2095  0.2500  0.3940  1
  I  I4  2  0.2931  0.7500  0.6055  1
  I  I5  2  0.4588  0.7500  0.4003  1
]