data_[Cs4Sn4Sb4Se2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Sn  1.9600  1.4500  0.8300
  Sb  2.0500  1.4500  0.8300
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.9907]
_cell_length_b [4.8354]
_cell_length_c [9.3424]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.0708]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Cs2Sn2Sb2Se]
_chemical_formula_sum '[Cs4 Sn4 Sb4 Se2]'
_cell_volume [605.3482]
_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  0.0612  0.5000  0.3215  1.0
  Sn  Sn1  4  0.1935  0.0000  0.0733  1.0
  Sb  Sb2  4  0.1834  0.0000  0.7446  1.0
  Se  Se3  2  0.0000  0.0000  0.0000  1.0
]