J52
  -OEChem-06212418113D

 10  9  0     0  0  0  0  0  0999 V2000
    1.0770   -0.0000    0.0040 Fe  0  0  0  0  0  0  0  0  0  0  0  0
   -1.5630    0.0000   -0.0060 Ni  0  0  0  0  0  0  0  0  0  0  0  0
    1.7270   -1.5840   -0.9090 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1080   -2.5110   -1.4430 N   0  0  0  0  0  0  0  0  0  0  0  0
    1.7270    1.5840   -0.9080 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1080    2.5120   -1.4420 N   0  0  0  0  0  0  0  0  0  0  0  0
    1.6320   -0.0000    1.5930 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.0300   -0.0010    2.7340 O   0  0  0  0  0  0  0  0  0  0  0  0
   -3.7470    0.0000   -0.0140 C   0  0  0  0  0  0  0  0  0  0  0  0
   -4.7510    0.0000   -0.0180 O   0  3  0  0  0  0  0  0  0  0  0  0
  1  3  1  0  0  0  0
  1  5  1  0  0  0  0
  1  7  2  0  0  0  0
  2  9  1  0  0  0  0
  3  4  3  0  0  0  0
  5  6  3  0  0  0  0
  7  8  2  0  0  0  0
  9 10  3  0  0  0  0
  1  2  1  0  0  0  0
M  CHG  1  10   1
M  END
> <OPENEYE_ISO_SMILES>
C(#N)[Fe](=C=O)(C#N)[Ni]C#[O+]

> <OPENEYE_INCHI>
InChI=1S/2CN.2CO.Fe.Ni/c4*1-2;;/q;;;+1;;

> <OPENEYE_INCHIKEY>
MJFCHCXJXOCHFY-UHFFFAOYSA-N

> <FORMULA>
C4FeN2NiO2+

$$$$