data_[Sm8C2Br6Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  C  2.5500  0.7000  0.3000
  Br  2.9600  1.1500  0.8825
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [17.9984]
_cell_length_b [3.8824]
_cell_length_c [8.2624]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.6805]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm4CBr3Cl2]
_chemical_formula_sum '[Sm8 C2 Br6 Cl4]'
_cell_volume [560.9735]
_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
[
  Sm  Sm0  4  0.0002  0.0000  0.7946  1
  Sm  Sm1  4  0.1413  0.5000  0.0781  1
  C  C2  2  0.0000  0.5000  0.0000  1
  Br  Br3  4  0.1708  0.0000  0.8290  1
  Br  Br4  2  0.0000  0.5000  0.5000  1
  Cl  Cl5  4  0.1600  0.0000  0.3263  1
]