data_[K4Cu4H10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Cu  1.9000  1.3500  0.8200
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.8576]
_cell_length_b [3.5995]
_cell_length_c [6.7159]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.0006]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Cu2H5]
_chemical_formula_sum '[K4 Cu4 H10]'
_cell_volume [234.6781]
_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  0.0928  0.5000  0.3182  1
  Cu  Cu1  4  0.1606  0.0000  0.9089  1
  H  H2  4  0.1201  0.0000  0.6621  1
  H  H3  4  0.1978  0.5000  0.9127  1
  H  H4  2  0.0000  0.0000  0.0000  1
]