CYN
  -OEChem-04122417553D

  2  1  0     0  0  0  0  0  0999 V2000
    6.7080   -5.0420   17.5190 C   0  5  0  0  0  0  0  0  0  0  0  0
    6.6930   -5.5220   16.4710 N   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  3  0  0  0  0
M  CHG  1   1  -1
M  END
> <OPENEYE_ISO_SMILES>
[C-]#N

> <OPENEYE_INCHI>
InChI=1S/CN/c1-2/q-1

> <OPENEYE_INCHIKEY>
XFXPMWWXUTWYJX-UHFFFAOYSA-N

> <FORMULA>
CN-

$$$$