VVO
  -OEChem-05032420123D

  2  1  0     0  0  0  0  0  0999 V2000
   -1.2050    0.0000    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.3790   -0.0000   -0.0000 V   0  2  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
M  CHG  1   2   2
M  END
> <OPENEYE_ISO_SMILES>
O=[V+2]

> <OPENEYE_INCHI>
InChI=1S/O.V/q;+2

> <OPENEYE_INCHIKEY>
MHHDXUNFNAZUGB-UHFFFAOYSA-N

> <FORMULA>
OV+2

$$$$