data_[K2Na4Sb4H4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Na  0.9300  1.8000  1.1600
  Sb  2.0500  1.4500  0.8300
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.4797]
_cell_length_b [6.0668]
_cell_length_c [9.7304]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.2079]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [KNa2(SbH)2]
_chemical_formula_sum '[K2 Na4 Sb4 H4]'
_cell_volume [367.3106]
_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
[
  K  K0  2  0.0000  0.0000  0.0000  1
  Na  Na1  4  0.2458  0.5000  0.6183  1
  Sb  Sb2  4  0.1993  0.5000  0.2740  1
  H  H3  4  0.0397  0.5000  0.8656  1
]