data_In2SiSb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.21
_cell_length_b   6.21
_cell_length_c   6.21
_cell_angle_alpha   144.77
_cell_angle_beta   131.45
_cell_angle_gamma   61.39
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In2SiSb
_chemical_formula_sum   'In2 Si1 Sb1'
_cell_volume   102.3
_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
  In  In0  1  0.0  0.55  0.97  1.0
  In  In1  1  0.0  0.0  0.73  1.0
  Si  Si3  1  0.0  0.0  0.81  1.0
  Sb  Sb2  1  0.0  0.55  0.51  1.0

data_In2SiSb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.76
_cell_length_b   5.1
_cell_length_c   6.21
_cell_angle_alpha   114.27
_cell_angle_beta   107.61
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In2SiSb
_chemical_formula_sum   'In2 Si1 Sb1'
_cell_volume   102.3
_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
  In  In0  1  0.03  0.58  0.58  1.0
  In  In1  1  0.27  0.27  0.27  1.0
  Si  Si2  1  0.19  0.19  0.19  1.0
  Sb  Sb3  1  0.49  0.04  0.04  1.0

In In Si Sb