data_[K4H4S4O2]
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
  S  2.5800  1.0000  0.8800
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.2886]
_cell_length_b [7.2586]
_cell_length_c [8.5732]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [K2H2S2O]
_chemical_formula_sum '[K4 H4 S4 O2]'
_cell_volume [266.8783]
_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  4  0.0000  0.5000  0.2526  1
  H  H1  4  0.0000  0.1345  0.0000  1
  S  S2  4  0.0000  0.1465  0.5000  1
  O  O3  2  0.0000  0.0000  0.0000  1
]