ND4
  -OEChem-04262419543D

  5  4  0     0  0  0  0  0  0999 V2000
   11.6340    4.0790   19.3990 N   0  3  0  0  0  0  0  0  0  0  0  0
   11.6000    3.9320   20.3900 H   1  0  0  0  0  0  0  0  0  0  0  0
   10.8470    3.6310   18.9770 H   1  0  0  0  0  0  0  0  0  0  0  0
   11.6280    5.0570   19.2070 H   1  0  0  0  0  0  0  0  0  0  0  0
   12.4750    3.6810   19.0230 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
  1  5  1  0  0  0  0
M  CHG  1   1   1
M  ISO  4   2   2   3   2   4   2   5   2
M  END
> <OPENEYE_ISO_SMILES>
[2H][N+]([2H])([2H])[2H]

> <OPENEYE_INCHI>
InChI=1S/H3N/h1H3/p+1/i/hD4

> <OPENEYE_INCHIKEY>
QGZKDVFQNNGYKY-JBISRTOLSA-O

> <FORMULA>
H4N+

$$$$
