VN4
  -OEChem-05032420123D

  4  3  0     0  0  0  0  0  0999 V2000
   -0.0000    0.0000   -0.0010 V   0  0  0  0  0  0  0  0  0  0  0  0
   -1.6690    0.0230    0.0010 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.8540    1.4340    0.0010 O   0  5  0  0  0  0  0  0  0  0  0  0
    0.8150   -1.4570    0.0010 O   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  1  3  1  0  0  0  0
  1  4  2  0  0  0  0
M  CHG  1   3  -1
M  END
> <OPENEYE_ISO_SMILES>
[O-][V](=O)=O

> <OPENEYE_INCHI>
InChI=1S/3O.V/q;;-1;

> <OPENEYE_INCHIKEY>
ALTWGIIQPLQAAM-UHFFFAOYSA-N

> <FORMULA>
O3V-

$$$$