data_AuC2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.97
_cell_length_b   5.11
_cell_length_c   3.31
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AuC2
_chemical_formula_sum   'Au2 C4'
_cell_volume   67.08
_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
  Au  Au0  1  0.0  0.0  0.0  1.0
  Au  Au1  1  0.99  0.55  0.65  1.0
  C  C2  1  0.53  0.97  0.0  1.0
  C  C3  1  0.44  0.14  0.0  1.0
  C  C4  1  0.52  0.69  0.65  1.0
  C  C5  1  0.45  0.42  0.65  1.0

data_AuC2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.31
_cell_length_b   3.97
_cell_length_c   5.11
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AuC2
_chemical_formula_sum   'Au2 C4'
_cell_volume   67.08
_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
  Au  Au0  1  0.0  0.0  0.0  1.0
  Au  Au1  1  0.65  0.99  0.55  1.0
  C  C2  1  0.0  0.44  0.14  1.0
  C  C3  1  0.0  0.53  0.97  1.0
  C  C4  1  0.65  0.45  0.42  1.0
  C  C5  1  0.65  0.52  0.69  1.0

Au Au C C C C