FYU
  -OEChem-05172420563D

 14 14  0     0  0  0  0  0  0999 V2000
    1.4630    1.2340    0.0040 N   0  0  0  0  0  0  0  0  0  0  0  0
    0.9830   -1.0680   -0.0010 N   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3460   -0.8300    0.0020 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8080    0.5700   -0.0060 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.1500    1.5720    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1430   -1.7480    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.8580   -0.0490    0.0010 C   0  0  0  0  0  0  0  0  0  0  0  0
    3.0480   -0.2970   -0.0010 O   0  0  0  0  0  0  0  0  0  0  0  0
   -2.2340    0.8920   -0.0040 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.0580    0.0000    0.0040 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.3080   -1.9820   -0.0030 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.1470    2.6100    0.0040 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.5550    1.9230   -0.0100 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.1330    1.9360    0.0040 H   0  0  0  0  0  0  0  0  0  0  0  0
  9 10  2  0  0  0  0
  4  9  1  0  0  0  0
  3  6  2  0  0  0  0
  3  4  1  0  0  0  0
  4  5  2  0  0  0  0
  2  3  1  0  0  0  0
  1  5  1  0  0  0  0
  2  7  1  0  0  0  0
  1  7  1  0  0  0  0
  7  8  2  0  0  0  0
  2 11  1  0  0  0  0
  5 12  1  0  0  0  0
  9 13  1  0  0  0  0
  1 14  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1c(c(=O)[nH]c(=O)[nH]1)C=O

> <OPENEYE_INCHI>
InChI=1S/C5H4N2O3/c8-2-3-1-6-5(10)7-4(3)9/h1-2H,(H2,6,7,9,10)

> <OPENEYE_INCHIKEY>
OHAMXGZMZZWRCA-UHFFFAOYSA-N

> <FORMULA>
C5H4N2O3

$$$$