data_[Sm20Co8Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Co  1.8800  1.3500  0.7683
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [16.0252]
_cell_length_b [7.7210]
_cell_length_c [7.7297]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Sm5(CoBr)2]
_chemical_formula_sum '[Sm20 Co8 Br8]'
_cell_volume [956.4004]
_cell_formula_units_Z [4]
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  16  0.1104  0.1542  0.3461  1
  Sm  Sm1  4  0.0000  0.0000  0.0000  1
  Co  Co2  8  0.0000  0.1413  0.6388  1
  Br  Br3  8  0.2106  0.0000  0.0000  1
]