data_[Eu8C8Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  C  2.5500  0.7000  0.3000
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [7.9582]
_cell_length_b [6.9737]
_cell_length_c [7.0171]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Eu2C2Br]
_chemical_formula_sum '[Eu8 C8 Br4]'
_cell_volume [389.4353]
_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
[
  Eu  Eu0  8  0.2460  0.2334  0.6620  1
  C  C1  8  0.0810  0.0026  0.4091  1
  Br  Br2  4  0.0000  0.4992  0.9157  1
]