data_YCl2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.86
_cell_length_b   8.86
_cell_length_c   5.47
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   155.14
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YCl2
_chemical_formula_sum   'Y2 Cl4'
_cell_volume   180.73
_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
  Y  Y4  1  0.91  0.41  0.1  1.0
  Y  Y5  1  0.91  0.59  0.37  1.0
  Cl  Cl0  1  0.91  0.81  0.1  1.0
  Cl  Cl1  1  0.91  0.91  0.1  1.0
  Cl  Cl2  1  0.91  0.09  0.37  1.0
  Cl  Cl3  1  0.91  0.19  0.37  1.0

data_YCl2
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.82
_cell_length_b   5.47
_cell_length_c   8.86
_cell_angle_alpha   90.0
_cell_angle_beta   102.43
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   YCl2
_chemical_formula_sum   'Y2 Cl4'
_cell_volume   180.73
_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
  Y  Y0  2  0.41  0.63  0.41  1.0
  Cl  Cl1  2  0.09  0.37  0.09  1.0
  Cl  Cl2  2  0.19  0.37  0.19  1.0

Y Y Cl Cl Cl Cl