data_[Na8H24N12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  H  2.2000  0.2500  0.0000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [10.7782]
_cell_length_b [7.0443]
_cell_length_c [7.6997]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.2081]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [Na2(H2N)3]
_chemical_formula_sum '[Na8 H24 N12]'
_cell_volume [494.6392]
_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
[
  Na  Na0  8  0.2007  0.4199  0.3494  1
  H  H1  8  0.0261  0.2904  0.8696  1
  H  H2  8  0.0544  0.1171  0.1235  1
  H  H3  8  0.1175  0.0578  0.7790  1
  N  N4  8  0.1383  0.0838  0.2701  1
  N  N5  4  0.0000  0.3808  0.7500  1
]