D3O
  -OEChem-04262419523D

  4  3  0     0  0  0  0  0  0999 V2000
   -0.0000   -0.0000    0.0380 O   0  3  0  0  0  0  0  0  0  0  0  0
   -0.0010   -0.9370   -0.2030 H   1  0  0  0  0  0  0  0  0  0  0  0
    0.8110    0.4680   -0.2030 H   1  0  0  0  0  0  0  0  0  0  0  0
   -0.8110    0.4690   -0.2030 H   1  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  1  0  0  0  0
  1  4  1  0  0  0  0
M  CHG  1   1   1
M  ISO  3   2   2   3   2   4   2
M  END
> <OPENEYE_ISO_SMILES>
[2H][O+]([2H])[2H]

> <OPENEYE_INCHI>
InChI=1S/H2O/h1H2/p+1/i/hD3

> <OPENEYE_INCHIKEY>
XLYOFNOQVPJJNP-ZRLBSURWSA-O

> <FORMULA>
H3O+

$$$$
