data_[Na16Sb4H4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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/c]
_cell_length_a [8.5034]
_cell_length_b [11.9870]
_cell_length_c [5.9130]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.9603]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Na4SbH]
_chemical_formula_sum '[Na16 Sb4 H4]'
_cell_volume [579.4849]
_cell_formula_units_Z [4]
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  8  0.1081  0.1333  0.0422  1
  Na  Na1  8  0.1837  0.4023  0.3468  1
  Sb  Sb2  4  0.0000  0.3492  0.7500  1
  H  H3  4  0.0000  0.0101  0.2500  1
]