data_DyAsSe
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   17.59
_cell_length_b   3.91
_cell_length_c   3.94
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   DyAsSe
_chemical_formula_sum   'Dy4 As4 Se4'
_cell_volume   271.29
_cell_formula_units_Z   4
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
  Dy  Dy0  1  0.24  0.94  0.87  1.0
  Dy  Dy1  1  0.35  0.98  0.07  1.0
  Dy  Dy2  1  0.45  0.94  0.04  1.0
  Dy  Dy3  1  0.14  0.98  0.9  1.0
  As  As4  1  0.55  0.98  0.81  1.0
  As  As5  1  0.04  0.94  0.13  1.0
  As  As6  1  0.76  0.98  0.1  1.0
  As  As7  1  0.83  0.94  0.84  1.0
  Se  Se8  1  0.29  0.94  0.88  1.0
  Se  Se9  1  0.3  0.98  0.06  1.0
  Se  Se10  1  0.49  0.94  0.03  1.0
  Se  Se11  1  0.1  0.98  0.91  1.0

data_DyAsSe
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.91
_cell_length_b   3.94
_cell_length_c   17.59
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   DyAsSe
_chemical_formula_sum   'Dy4 As4 Se4'
_cell_volume   271.29
_cell_formula_units_Z   4
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
  Dy  Dy0  2  0.48  0.4  0.95  1.0
  Dy  Dy1  2  0.48  0.57  0.15  1.0
  As  As2  2  0.48  0.37  0.54  1.0
  As  As3  2  0.48  0.66  0.74  1.0
  Se  Se4  2  0.48  0.41  0.99  1.0
  Se  Se5  2  0.48  0.56  0.2  1.0

Dy Dy Dy Dy As As As As Se Se Se Se
Dy Dy Dy Dy As As As As Se Se Se Se 0 8 o o o 1 9 o o o 2 10 o o o 3 11 o o o 4 10 o o + 5 11 o o - 6 7 o o - 8 9 o o + 