data_[Tb16P4H4C8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  P  2.1900  1.0000  0.5500
  H  2.2000  0.2500  0.0000
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.7508]
_cell_length_b [12.1778]
_cell_length_c [12.6163]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Tb4PHC2]
_chemical_formula_sum '[Tb16 P4 H4 C8]'
_cell_volume [576.2754]
_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
[
  Tb  Tb0  8  0.0000  0.2660  0.1099  1.0
  Tb  Tb1  4  0.0000  0.0000  0.0000  1.0
  Tb  Tb2  4  0.0000  0.4397  0.7500  1.0
  P  P3  4  0.0000  0.1139  0.7500  1.0
  H  H4  4  0.0000  0.1527  0.2500  1.0
  C  C5  8  0.0000  0.3660  0.5605  1.0
]