data_[Cu4Sn6Cl4O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Sn  1.9600  1.4500  0.8300
  Cl  3.1600  1.0000  0.7800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [3.9695]
_cell_length_b [3.9695]
_cell_length_c [21.5033]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Cu2Sn3(ClO2)2]
_chemical_formula_sum '[Cu4 Sn6 Cl4 O8]'
_cell_volume [338.8185]
_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
[
  Cu  Cu0  4  0.0000  0.0000  0.4267  1
  Sn  Sn1  4  0.0000  0.0000  0.1500  1
  Sn  Sn2  2  0.0000  0.0000  0.0000  1
  Cl  Cl3  4  0.0000  0.0000  0.2985  1
  O  O4  8  0.0000  0.5000  0.0719  1
]