data_[Tc2Mo2Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tc  1.9000  1.3500  0.7417
  Mo  2.1600  1.4500  0.7750
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.2027]
_cell_length_b [3.2719]
_cell_length_c [17.9683]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [TcMoBr2]
_chemical_formula_sum '[Tc2 Mo2 Br4]'
_cell_volume [188.2892]
_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
[
  Tc  Tc0  2  0.0000  0.5000  0.3278  1
  Mo  Mo1  2  0.0000  0.0000  0.4218  1
  Br  Br2  2  0.0000  0.0000  0.0188  1
  Br  Br3  2  0.0000  0.5000  0.7316  1
]