data_Ge2C
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.42
_cell_length_b   3.28
_cell_length_c   9.8
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ge2C
_chemical_formula_sum   'Ge8 C4'
_cell_volume   174.03
_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
  Ge  Ge4  1  0.33  0.82  0.66  1.0
  Ge  Ge5  1  0.38  0.46  0.56  1.0
  Ge  Ge6  1  0.04  0.82  0.23  1.0
  Ge  Ge7  1  0.08  0.46  0.13  1.0
  Ge  Ge8  1  0.19  0.82  0.6  1.0
  Ge  Ge9  1  0.93  0.46  0.7  1.0
  Ge  Ge10  1  0.48  0.82  0.1  1.0
  Ge  Ge11  1  0.23  0.46  0.2  1.0
  C  C0  1  0.34  0.82  0.63  1.0
  C  C1  1  0.37  0.46  0.73  1.0
  C  C2  1  0.05  0.82  0.06  1.0
  C  C3  1  0.08  0.46  0.17  1.0

data_Ge2C
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.28
_cell_length_b   5.42
_cell_length_c   9.8
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Ge2C
_chemical_formula_sum   'Ge8 C4'
_cell_volume   174.03
_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
  Ge  Ge0  2  0.18  0.33  0.34  1.0
  Ge  Ge1  2  0.18  0.48  0.7  1.0
  Ge  Ge2  2  0.18  0.62  0.77  1.0
  Ge  Ge3  2  0.18  0.77  0.2  1.0
  C  C4  2  0.18  0.34  0.17  1.0
  C  C5  2  0.18  0.63  0.73  1.0

Ge Ge Ge Ge Ge Ge Ge Ge C C C C
Ge Ge Ge Ge Ge Ge Ge Ge C C C C 0 8 o o o 0 1 o o o 0 4 o o o 0 5 - o o 0 9 o o o 1 9 o o o 1 8 o o o 1 4 o o o 1 5 - o o 2 11 o o o 2 7 o o o 2 3 o o o 2 10 o o o 2 6 o o o 3 11 o o o 3 6 o o o 3 7 o o o 3 10 o o o 4 8 o o o 4 5 - + o 4 5 - o o 5 8 + o o 5 9 + o o 6 11 o o o 6 7 o o o 6 7 o + o 6 10 o o o 7 11 o o o 8 9 o o o 10 11 o o o 