data_VCu2Sb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.91
_cell_length_b   3.94
_cell_length_c   5.66
_cell_angle_alpha   90.0
_cell_angle_beta   103.23
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VCu2Sb
_chemical_formula_sum   'V1 Cu2 Sb1'
_cell_volume   63.09
_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  V3  1  0.38  0.0  0.13  1.0
  Cu  Cu0  1  0.12  0.97  0.14  1.0
  Cu  Cu1  1  0.55  0.0  0.12  1.0
  Sb  Sb2  1  0.83  0.97  0.87  1.0

data_VCu2Sb
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.91
_cell_length_b   3.94
_cell_length_c   5.66
_cell_angle_alpha   90.0
_cell_angle_beta   103.23
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VCu2Sb
_chemical_formula_sum   'V1 Cu2 Sb1'
_cell_volume   63.09
_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  V0  1  0.38  0.0  0.13  1.0
  Cu  Cu1  1  0.12  0.97  0.14  1.0
  Cu  Cu2  1  0.55  0.0  0.12  1.0
  Sb  Sb3  1  0.83  0.97  0.87  1.0

V Cu Cu Sb