data_InBiSe2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.76
_cell_length_b   7.76
_cell_length_c   7.76
_cell_angle_alpha   149.64
_cell_angle_beta   149.64
_cell_angle_gamma   43.47
_symmetry_Int_Tables_number   1
_chemical_formula_structural   InBiSe2
_chemical_formula_sum   'In1 Bi1 Se2'
_cell_volume   118.87
_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  In1  1  0.0  0.0  0.2  1.0
  Bi  Bi0  1  0.03  0.0  0.6  1.0
  Se  Se2  1  0.0  0.03  0.6  1.0
  Se  Se3  1  0.0  0.0  0.0  1.0

data_InBiSe2
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.06
_cell_length_b   4.06
_cell_length_c   7.76
_cell_angle_alpha   105.18
_cell_angle_beta   105.18
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   InBiSe2
_chemical_formula_sum   'In1 Bi1 Se2'
_cell_volume   118.87
_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  0.8  0.0  0.8  1.0
  Bi  Bi1  1  0.4  0.0  0.43  1.0
  Se  Se2  1  0.0  0.0  0.0  1.0
  Se  Se3  1  0.43  0.03  0.43  1.0

In Bi Se Se
InSeBiSe is Cubic alpha N2-derived structured and crystallizes in the triclinic P1 space group. The structure is zero-dimensional and consists of one bismuth;selenium molecule and one indium monoselenide molecule.