data_Ru2Pt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.2
_cell_length_b   5.2
_cell_length_c   6.48
_cell_angle_alpha   103.68
_cell_angle_beta   103.68
_cell_angle_gamma   30.71
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ru2Pt
_chemical_formula_sum   'Ru4 Pt2'
_cell_volume   86.75
_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
  Ru  Ru2  1  0.45  0.0  0.77  1.0
  Ru  Ru3  1  0.55  0.0  0.86  1.0
  Ru  Ru4  1  0.28  0.0  0.19  1.0
  Ru  Ru5  1  0.78  0.0  0.89  1.0
  Pt  Pt0  1  0.42  0.0  0.26  1.0
  Pt  Pt1  1  0.17  0.0  0.13  1.0

data_Ru2Pt
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.75
_cell_length_b   5.2
_cell_length_c   6.48
_cell_angle_alpha   103.68
_cell_angle_beta   90.0
_cell_angle_gamma   105.36
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ru2Pt
_chemical_formula_sum   'Ru4 Pt2'
_cell_volume   86.75
_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
  Ru  Ru0  1  0.0  0.22  0.11  1.0
  Ru  Ru1  1  0.0  0.45  0.14  1.0
  Ru  Ru2  1  0.0  0.55  0.23  1.0
  Ru  Ru3  1  0.0  0.72  0.81  1.0
  Pt  Pt4  1  0.0  0.58  0.74  1.0
  Pt  Pt5  1  0.0  0.83  0.87  1.0

Ru Ru Ru Ru Pt Pt