data_CdC3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.36
_cell_length_b   4.36
_cell_length_c   4.36
_cell_angle_alpha   146.35
_cell_angle_beta   100.23
_cell_angle_gamma   89.43
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CdC3
_chemical_formula_sum   'Cd1 C3'
_cell_volume   43.63
_cell_formula_units_Z   1
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  Cd3  1  0.0  0.0  0.1  1.0
  C  C0  1  0.26  0.0  0.9  1.0
  C  C1  1  0.0  0.0  0.0  1.0
  C  C2  1  0.0  0.79  0.2  1.0

data_CdC3
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.52
_cell_length_b   4.36
_cell_length_c   4.36
_cell_angle_alpha   79.77
_cell_angle_beta   73.18
_cell_angle_gamma   73.18
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CdC3
_chemical_formula_sum   'Cd1 C3'
_cell_volume   43.63
_cell_formula_units_Z   1
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  Cd0  1  0.1  -0.0  0.9  1.0
  C  C1  1  0.0  0.0  0.0  1.0
  C  C2  1  0.2  0.0  0.6  1.0
  C  C3  1  0.64  0.26  0.1  1.0

Cd C C C