data_Na2YSb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.17
_cell_length_b   5.17
_cell_length_c   7.26
_cell_angle_alpha   96.14
_cell_angle_beta   96.14
_cell_angle_gamma   39.44
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2YSb
_chemical_formula_sum   'Na2 Y1 Sb1'
_cell_volume   122.25
_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  0.91  0.0  0.06  1.0
  Na  Na1  1  0.72  0.0  0.38  1.0
  Y  Y3  1  0.16  0.0  0.07  1.0
  Sb  Sb2  1  0.46  0.0  0.51  1.0

data_Na2YSb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.49
_cell_length_b   5.17
_cell_length_c   7.26
_cell_angle_alpha   96.14
_cell_angle_beta   90.0
_cell_angle_gamma   109.72
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2YSb
_chemical_formula_sum   'Na2 Y1 Sb1'
_cell_volume   122.25
_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  0.0  0.09  0.94  1.0
  Na  Na1  1  0.0  0.28  0.62  1.0
  Y  Y2  1  0.0  0.84  0.93  1.0
  Sb  Sb3  1  0.0  0.54  0.49  1.0

Na Na Y Sb