data_ZnC
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.83
_cell_length_b   4.83
_cell_length_c   3.41
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnC
_chemical_formula_sum   'Zn3 C3'
_cell_volume   68.84
_cell_formula_units_Z   3
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
  Zn  Zn3  1  0.0  0.0  0.0  1.0
  Zn  Zn4  1  0.41  0.39  0.7  1.0
  Zn  Zn5  1  0.0  0.79  0.7  1.0
  C  C0  1  0.79  0.09  0.0  1.0
  C  C1  1  0.21  0.09  0.0  1.0
  C  C2  1  0.41  0.0  0.0  1.0

data_ZnC
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.41
_cell_length_b   4.83
_cell_length_c   4.83
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   ZnC
_chemical_formula_sum   'Zn3 C3'
_cell_volume   68.84
_cell_formula_units_Z   3
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
  Zn  Zn0  1  0.0  0.0  0.0  1.0
  Zn  Zn1  1  0.7  -0.0  0.79  1.0
  Zn  Zn2  1  0.7  0.41  0.39  1.0
  C  C3  1  -0.0  0.21  0.09  1.0
  C  C4  1  -0.0  0.79  0.09  1.0
  C  C5  1  0.0  0.41  0.0  1.0

Zn Zn Zn C C C
Zn Zn Zn C C C 0 4 o o o 0 2 o - - 0 3 - o o 1 4 o o + 2 4 o + + 4 5 o o o 