data_CdC
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.6
_cell_length_b   2.64
_cell_length_c   8.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CdC
_chemical_formula_sum   'Cd4 C4'
_cell_volume   177.3
_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
  Cd  Cd4  1  0.47  0.66  0.07  1.0
  Cd  Cd5  1  0.93  0.98  0.48  1.0
  Cd  Cd6  1  0.67  0.66  0.34  1.0
  Cd  Cd7  1  0.13  0.98  0.76  1.0
  C  C0  1  0.6  0.66  0.09  1.0
  C  C1  1  0.81  0.98  0.5  1.0
  C  C2  1  0.79  0.66  0.32  1.0
  C  C3  1  0.01  0.98  0.73  1.0

data_CdC
_symmetry_space_group_name_H-M   P-1
_cell_length_a   2.64
_cell_length_b   7.6
_cell_length_c   8.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   CdC
_chemical_formula_sum   'Cd4 C4'
_cell_volume   177.3
_cell_formula_units_Z   4
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  0.16  0.13  0.57  1.0
  Cd  Cd1  2  0.16  0.33  0.84  1.0
  C  C2  2  0.16  0.01  0.59  1.0
  C  C3  2  0.16  0.21  0.82  1.0

Cd Cd Cd Cd C C C C
CdC crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of four CdC clusters. Cd(1) is bonded in a single-bond geometry to one C(1) atom. The Cd(1)-C(1) bond length is 0.94 Å. C(1) is bonded in a distorted single-bond geometry to one Cd(1) atom.