data_[Cu2P4Br2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  P  2.1900  1.0000  0.5500
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.3834]
_cell_length_b [3.6956]
_cell_length_c [12.2557]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [CuP2Br]
_chemical_formula_sum '[Cu2 P4 Br2]'
_cell_volume [153.2419]
_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
[
  Cu  Cu0  2  0.0000  0.5000  0.2390  1
  P  P1  2  0.0000  0.0000  0.1029  1
  P  P2  2  0.0000  0.5000  0.7246  1
  Br  Br3  2  0.0000  0.0000  0.4334  1
]