data_Na2SbSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.6
_cell_length_b   5.6
_cell_length_c   4.94
_cell_angle_alpha   113.84
_cell_angle_beta   113.84
_cell_angle_gamma   43.82
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SbSe
_chemical_formula_sum   'Na2 Sb1 Se1'
_cell_volume   96.73
_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
  Na  Na0  1  0.15  0.0  0.03  1.0
  Na  Na1  1  0.09  0.0  0.42  1.0
  Sb  Sb2  1  0.12  0.0  0.22  1.0
  Se  Se3  1  0.0  0.0  0.0  1.0

data_Na2SbSe
_symmetry_space_group_name_H-M   P1
_cell_length_a   4.18
_cell_length_b   4.94
_cell_length_c   5.6
_cell_angle_alpha   113.84
_cell_angle_beta   111.91
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2SbSe
_chemical_formula_sum   'Na2 Sb1 Se1'
_cell_volume   96.73
_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
  Na  Na0  1  0.0  0.03  0.15  1.0
  Na  Na1  1  0.0  0.42  0.09  1.0
  Sb  Sb2  1  0.0  0.22  0.12  1.0
  Se  Se3  1  0.0  0.0  0.0  1.0

Na Na Sb Se