data_[Ce4Si2Ni2C2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Si  1.9000  1.1000  0.5400
  Ni  1.9100  1.3500  0.7400
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.2861]
_cell_length_b [3.9253]
_cell_length_c [7.9957]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.8123]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Ce2SiNiC]
_chemical_formula_sum '[Ce4 Si2 Ni2 C2]'
_cell_volume [188.8590]
_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
[
  Ce  Ce0  2  0.2076  0.2500  0.3852  1.0
  Ce  Ce1  2  0.2278  0.2500  0.9646  1.0
  Si  Si2  2  0.3156  0.7500  0.6897  1.0
  Ni  Ni3  2  0.4733  0.7500  0.2493  1.0
  C  C4  2  0.1574  0.7500  0.1659  1.0
]