data_NaRe2Se
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.12
_cell_length_b   4.3
_cell_length_c   4.99
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NaRe2Se
_chemical_formula_sum   'Na1 Re2 Se1'
_cell_volume   66.98
_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  0.0  0.0  1.0
  Re  Re1  1  0.0  0.15  0.5  1.0
  Re  Re2  1  0.56  0.0  0.5  1.0
  Se  Se3  1  0.56  0.15  0.0  1.0

data_NaRe2Se
_symmetry_space_group_name_H-M   Pm
_cell_length_a   3.12
_cell_length_b   4.99
_cell_length_c   4.3
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   6
_chemical_formula_structural   NaRe2Se
_chemical_formula_sum   'Na1 Re2 Se1'
_cell_volume   66.98
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '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  0.0  0.0  1.0
  Re  Re1  1  0.0  0.5  0.15  1.0
  Re  Re2  1  0.56  0.5  0.0  1.0
  Se  Se3  1  0.56  0.0  0.15  1.0

Na Re Re Se
Na Re Re Se 0 3 - o o 1 2 - o o 