data_[La2Os2Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Os  2.2000  1.3000  0.6730
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.4659]
_cell_length_b [4.3442]
_cell_length_c [14.7184]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [LaOsBr2]
_chemical_formula_sum '[La2 Os2 Br4]'
_cell_volume [221.6049]
_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
[
  La  La0  2  0.0000  0.0000  0.4242  1
  Os  Os1  2  0.0000  0.5000  0.7759  1
  Br  Br2  2  0.0000  0.0000  0.0303  1
  Br  Br3  2  0.0000  0.5000  0.2697  1
]