data_[Cs4H2C2I12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  H  2.2000  0.2500  0.0000
  C  2.5500  0.7000  0.3000
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [7.2437]
_cell_length_b [7.2437]
_cell_length_c [14.3341]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Cs2HCI6]
_chemical_formula_sum '[Cs4 H2 C2 I12]'
_cell_volume [752.1314]
_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
[
  Cs  Cs0  4  0.0000  0.5000  0.2500  1
  H  H1  2  0.0000  0.0000  0.5000  1
  C  C2  2  0.0000  0.0000  0.0000  1
  I  I3  8  0.2455  0.2455  0.5000  1
  I  I4  4  0.0000  0.0000  0.1924  1
]