data_KNa2Sn
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.84
_cell_length_b   5.7
_cell_length_c   6.72
_cell_angle_alpha   90.0
_cell_angle_beta   103.55
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KNa2Sn
_chemical_formula_sum   'K1 Na2 Sn1'
_cell_volume   143.11
_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
  K  K0  1  0.84  0.0  0.68  1.0
  Na  Na1  1  0.62  0.85  0.31  1.0
  Na  Na2  1  0.18  0.0  0.72  1.0
  Sn  Sn3  1  0.6  0.85  0.09  1.0

data_KNa2Sn
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.84
_cell_length_b   5.7
_cell_length_c   6.72
_cell_angle_alpha   90.0
_cell_angle_beta   103.55
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KNa2Sn
_chemical_formula_sum   'K1 Na2 Sn1'
_cell_volume   143.11
_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
  K  K0  1  0.84  0.0  0.68  1.0
  Na  Na1  1  0.18  0.0  0.72  1.0
  Na  Na2  1  0.62  0.85  0.31  1.0
  Sn  Sn3  1  0.6  0.85  0.09  1.0

K Na Na Sn