data_[Re4Tc4Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Re  1.9000  1.3500  0.7125
  Tc  1.9000  1.3500  0.7417
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Fmm2]
_cell_length_a [2.9473]
_cell_length_b [4.9808]
_cell_length_c [14.1631]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [42]
_chemical_formula_structural [ReTcBr]
_chemical_formula_sum '[Re4 Tc4 Br4]'
_cell_volume [207.9128]
_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
[
  Re  Re0  4  0.0000  0.0000  0.3194  1
  Tc  Tc1  4  0.0000  0.0000  0.6769  1
  Br  Br2  4  0.0000  0.0000  0.0037  1
]