data_CeCo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.97
_cell_length_b   3.52
_cell_length_c   5.01
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CeCo
_chemical_formula_sum   'Ce2 Co2'
_cell_volume   87.73
_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  1  0.24  0.76  0.24  1.0
  Ce  Ce1  1  0.73  0.76  0.78  1.0
  Co  Co2  1  0.73  0.0  0.34  1.0
  Co  Co3  1  0.24  0.0  0.67  1.0

data_CeCo
_symmetry_space_group_name_H-M   P2
_cell_length_a   4.97
_cell_length_b   3.52
_cell_length_c   5.01
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   3
_chemical_formula_structural   CeCo
_chemical_formula_sum   'Ce2 Co2'
_cell_volume   87.73
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  0.24  0.76  0.77  1.0
  Co  Co1  2  0.24  0.0  0.33  1.0

Ce Ce Co Co
Ce Ce Co Co 0 2 - + o 0 2 o + o 0 3 o + - 0 3 o + o 1 3 o + o 1 3 + + o 1 2 o + o 1 2 o + + 2 3 o o o 2 3 + o o 