FCO
  -OEChem-11012421173D

  7  6  0     0  0  0  0  0  0999 V2000
   -0.4880    0.0000    0.0000 Fe  0  0  0  0  0  0  0  0  0  0  0  0
   -0.4890    0.0000    1.9400 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4890    0.0000    3.0760 N   0  0  0  0  0  0  0  0  0  0  0  0
    1.4510    0.0000    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.5870    0.0000    0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4880    0.0000   -1.6830 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4870    0.0000   -2.8910 O   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  4  1  0  0  0  0
  1  6  2  0  0  0  0
  2  3  3  0  0  0  0
  4  5  3  0  0  0  0
  6  7  2  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C(#N)[Fe](=C=O)C#N

> <OPENEYE_INCHI>
InChI=1S/2CN.CO.Fe/c3*1-2;

> <OPENEYE_INCHIKEY>
VBQUCMTXYFMTTE-UHFFFAOYSA-N

> <FORMULA>
C3FeN2O

$$$$