data_VWC2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.0
_cell_length_b   3.0
_cell_length_c   5.83
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   121.72
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VWC2
_chemical_formula_sum   'V1 W1 C2'
_cell_volume   44.53
_cell_formula_units_Z   1
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
  V  V2  1  0.0  0.0  0.0  1.0
  W  W3  1  0.0  0.0  0.92  1.0
  C  C0  1  0.46  0.0  0.43  1.0
  C  C1  1  0.46  0.0  0.4  1.0

data_VWC2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   3.0
_cell_length_b   5.1
_cell_length_c   5.83
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   VWC2
_chemical_formula_sum   'V2 W2 C4'
_cell_volume   89.1
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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
  V  V0  2  0.0  0.0  0.0  1.0
  W  W1  2  0.0  0.0  0.08  1.0
  C  C2  2  0.04  0.5  0.57  1.0
  C  C3  2  0.04  0.5  0.6  1.0

V W C C
V W C C 0 1 o o - 2 3 o o o 