data_[N2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  N  3.0400  0.6500  0.6300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pc]
_cell_length_a [3.7914]
_cell_length_b [20.6729]
_cell_length_c [5.3485]
_cell_angle_alpha [90.0000]
_cell_angle_beta [134.2405]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [7]
_chemical_formula_structural [NO2]
_chemical_formula_sum '[N2 O4]'
_cell_volume [300.3314]
_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
[
  N  N0  2  0.6180  0.0940  0.4986  1
  O  O1  2  0.7762  0.1372  0.4466  1
  O  O2  2  0.8101  0.0524  0.7203  1
]