data_AgRu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.73
_cell_length_b   4.41
_cell_length_c   5.24
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   AgRu
_chemical_formula_sum   'Ag2 Ru2'
_cell_volume   63.03
_cell_formula_units_Z   2
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
  Ag  Ag0  1  0.36  0.0  0.1  1.0
  Ag  Ag1  1  0.0  0.2  0.15  1.0
  Ru  Ru2  1  0.36  0.2  0.86  1.0
  Ru  Ru3  1  0.0  0.0  0.38  1.0

data_AgRu
_symmetry_space_group_name_H-M   P-1
_cell_length_a   2.73
_cell_length_b   4.41
_cell_length_c   5.24
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   AgRu
_chemical_formula_sum   'Ag2 Ru2'
_cell_volume   63.03
_cell_formula_units_Z   2
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
  Ag  Ag0  2  0.18  0.9  0.98  1.0
  Ru  Ru1  2  0.18  0.1  0.74  1.0

Ag Ag Ru Ru
Ag Ag Ru Ru 0 1 o o o 0 2 o o - 0 3 o o o 1 3 o o o 1 2 o o - 