data_Na2YCl
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.77
_cell_length_b   4.62
_cell_length_c   7.48
_cell_angle_alpha   90.0
_cell_angle_beta   104.19
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2YCl
_chemical_formula_sum   'Na2 Y1 Cl1'
_cell_volume   126.36
_cell_formula_units_Z   1
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
  Na  Na1  1  0.35  0.31  0.03  1.0
  Na  Na2  1  0.16  0.0  0.71  1.0
  Y  Y3  1  0.23  0.31  0.9  1.0
  Cl  Cl0  1  0.16  0.0  0.23  1.0

data_Na2YCl
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.77
_cell_length_b   4.62
_cell_length_c   7.48
_cell_angle_alpha   90.0
_cell_angle_beta   104.19
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2YCl
_chemical_formula_sum   'Na2 Y1 Cl1'
_cell_volume   126.36
_cell_formula_units_Z   1
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
  Na  Na0  1  0.16  0.0  0.71  1.0
  Na  Na1  1  0.35  0.31  0.03  1.0
  Y  Y2  1  0.23  0.31  0.9  1.0
  Cl  Cl3  1  0.16  0.0  0.23  1.0

Na Na Y Cl