[CIF]
data_O2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.22464205
_cell_length_b   3.22464205
_cell_length_c   4.60866332
_cell_angle_alpha   107.23034276
_cell_angle_beta   107.23034276
_cell_angle_gamma   90.06764313
_symmetry_Int_Tables_number   1
_chemical_formula_structural   O2
_chemical_formula_sum   O2
_cell_volume   43.50931626
_cell_formula_units_Z   1
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
  O  O0  1  0.00008347  -0.00000000  0.61718587  1
  O  O1  1  2.62580178  0.00000000  3.56708254  1
[/CIF]
