data_KNbSb2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.74
_cell_length_b   5.74
_cell_length_c   3.14
_cell_angle_alpha   99.64
_cell_angle_beta   99.64
_cell_angle_gamma   94.98
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KNbSb2
_chemical_formula_sum   'K1 Nb1 Sb2'
_cell_volume   99.79
_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  0.0  0.0  0.0  1.0
  Nb  Nb1  1  0.88  0.0  0.0  1.0
  Sb  Sb2  1  0.55  0.11  0.52  1.0
  Sb  Sb3  1  0.55  0.89  0.52  1.0

data_KNbSb2
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.14
_cell_length_b   5.74
_cell_length_c   5.74
_cell_angle_alpha   94.98
_cell_angle_beta   99.64
_cell_angle_gamma   99.64
_symmetry_Int_Tables_number   1
_chemical_formula_structural   KNbSb2
_chemical_formula_sum   'K1 Nb1 Sb2'
_cell_volume   99.79
_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  0.0  0.0  0.0  1.0
  Nb  Nb1  1  0.0  0.88  0.0  1.0
  Sb  Sb2  1  0.52  0.55  0.11  1.0
  Sb  Sb3  1  0.52  0.55  0.89  1.0

K Nb Sb Sb