data_CoPt
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.7
_cell_length_b   2.7
_cell_length_c   7.38
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   CoPt
_chemical_formula_sum   'Co2 Pt2'
_cell_volume   53.87
_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
  Co  Co0  1  0.35  0.0  0.47  1.0
  Co  Co1  1  0.0  0.35  0.91  1.0
  Pt  Pt2  1  0.35  0.0  0.07  1.0
  Pt  Pt3  1  0.0  0.35  0.31  1.0

data_CoPt
_symmetry_space_group_name_H-M   C2/m
_cell_length_a   3.82
_cell_length_b   3.82
_cell_length_c   7.38
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   12
_chemical_formula_structural   CoPt
_chemical_formula_sum   'Co4 Pt4'
_cell_volume   107.75
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-x, -y, -z'
  3  '-x, y, -z'
  4  'x, -y, z'
  5  'x+1/2, y+1/2, z'
  6  '-x+1/2, -y+1/2, -z'
  7  '-x+1/2, y+1/2, -z'
  8  'x+1/2, -y+1/2, 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
  Co  Co0  4  0.18  0.5  0.28  1.0
  Pt  Pt1  4  0.18  0.5  0.88  1.0

Co Co Pt Pt
Co Co Pt Pt 0 3 o o o 1 2 o o + 2 3 o o o 