data_[K2H2O2]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [4.0059]
_cell_length_b [3.9838]
_cell_length_c [5.9282]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.6925]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KHO]
_chemical_formula_sum '[K2 H2 O2]'
_cell_volume [91.9180]
_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  0.1793  0.7500  0.2952  1.0
  H  H1  2  0.4688  0.7500  0.9136  1.0
  O  O2  2  0.3154  0.7500  0.7593  1.0
]