data_[Rb4H8Pb4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  H  2.2000  0.2500  0.0000
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.2432]
_cell_length_b [4.5886]
_cell_length_c [7.6730]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.4849]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbH2Pb]
_chemical_formula_sum '[Rb4 H8 Pb4]'
_cell_volume [397.6267]
_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
[
  Rb  Rb0  4  0.0708  0.0000  0.7761  1
  H  H1  4  0.0314  0.5000  0.0463  1
  H  H2  4  0.0883  0.5000  0.5119  1
  Pb  Pb3  4  0.2438  0.0000  0.3593  1
]