data_CdC
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.53
_cell_length_b   6.53
_cell_length_c   2.66
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   136.62
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CdC
_chemical_formula_sum   'Cd2 C2'
_cell_volume   77.94
_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
  Cd  Cd2  1  0.41  0.27  0.99  1.0
  Cd  Cd3  1  0.41  0.73  0.66  1.0
  C  C0  1  0.41  0.95  0.99  1.0
  C  C1  1  0.41  0.05  0.66  1.0

data_CdC
_symmetry_space_group_name_H-M   P-1
_cell_length_a   2.66
_cell_length_b   4.83
_cell_length_c   6.53
_cell_angle_alpha   111.69
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   CdC
_chemical_formula_sum   'Cd2 C2'
_cell_volume   77.94
_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
  Cd  Cd0  2  0.34  0.27  0.27  1.0
  C  C1  2  0.34  0.95  0.95  1.0

Cd Cd C C