data_[H8N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  H  2.2000  0.2500  0.0000
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmme]
_cell_length_a [3.9704]
_cell_length_b [6.6048]
_cell_length_c [16.4908]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [67]
_chemical_formula_structural [H2N]
_chemical_formula_sum '[H8 N4]'
_cell_volume [432.4541]
_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
[
  H  H0  8  0.0000  0.1289  0.0452  1
  N  N1  4  0.0000  0.2500  0.0061  1
]