data_In2SnSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.6
_cell_length_b   3.6
_cell_length_c   8.08
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   96.55
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In2SnSe
_chemical_formula_sum   'In2 Sn1 Se1'
_cell_volume   103.86
_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  0.39  0.0  0.27  1.0
  In  In1  1  0.39  0.0  0.82  1.0
  Sn  Sn3  1  0.0  0.0  0.04  1.0
  Se  Se2  1  0.0  0.0  0.0  1.0

data_In2SnSe
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.6
_cell_length_b   3.6
_cell_length_c   8.08
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   96.55
_symmetry_Int_Tables_number   1
_chemical_formula_structural   In2SnSe
_chemical_formula_sum   'In2 Sn1 Se1'
_cell_volume   103.86
_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  0.39  0.0  0.27  1.0
  In  In1  1  0.39  0.0  0.82  1.0
  Sn  Sn2  1  0.0  0.0  0.04  1.0
  Se  Se3  1  0.0  0.0  0.0  1.0

In In Sn Se