data_WC
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.34
_cell_length_b   5.34
_cell_length_c   2.89
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   WC
_chemical_formula_sum   'W3 C3'
_cell_volume   71.33
_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
  W  W3  1  0.01  0.72  0.0  1.0
  W  W4  1  0.68  0.9  0.0  1.0
  W  W5  1  0.99  0.0  0.0  1.0
  C  C0  1  0.0  0.0  0.0  1.0
  C  C1  1  0.67  0.54  0.44  1.0
  C  C2  1  0.0  0.08  0.44  1.0

data_WC
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.89
_cell_length_b   5.34
_cell_length_c   5.34
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   WC
_chemical_formula_sum   'W3 C3'
_cell_volume   71.33
_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
  W  W0  1  0.0  0.01  0.72  1.0
  W  W1  1  0.0  0.68  0.9  1.0
  W  W2  1  0.0  0.99  0.0  1.0
  C  C3  1  0.0  0.0  0.0  1.0
  C  C4  1  0.44  0.0  0.08  1.0
  C  C5  1  0.44  0.67  0.54  1.0

W W W C C C