data_[K2H4I2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  H  2.2000  0.2500  0.0000
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.8427]
_cell_length_b [5.0295]
_cell_length_c [9.6129]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.8682]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KH2I]
_chemical_formula_sum '[K2 H4 I2]'
_cell_volume [234.1072]
_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  0.2556  0.2500  0.1792  1
  H  H1  4  0.2544  0.6752  0.5287  1
  I  I2  2  0.2443  0.2500  0.8122  1
]