URA
  -OEChem-04122417493D

 12 12  0     0  0  0  0  0  0999 V2000
    0.9940    0.0000   -1.1830 N   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3490   -0.0010   -1.1350 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.9860   -0.0010   -2.1710 O   0  0  0  0  0  0  0  0  0  0  0  0
   -1.0000    0.0030    0.0430 N   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3080   -0.0010    1.2000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8960   -0.0010    2.2670 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.1060   -0.0000    1.1640 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.7330    0.0000   -0.0310 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.4450    0.0000   -2.0420 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.9690    0.0030    0.0590 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.6770   -0.0000    2.0810 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.8120    0.0000   -0.0780 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  8  1  0  0  0  0
  1  9  1  0  0  0  0
  2  3  2  0  0  0  0
  2  4  1  0  0  0  0
  4  5  1  0  0  0  0
  4 10  1  0  0  0  0
  5  6  2  0  0  0  0
  5  7  1  0  0  0  0
  7  8  2  0  0  0  0
  7 11  1  0  0  0  0
  8 12  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1c[nH]c(=O)[nH]c1=O

> <OPENEYE_INCHI>
InChI=1S/C4H4N2O2/c7-3-1-2-5-4(8)6-3/h1-2H,(H2,5,6,7,8)

> <OPENEYE_INCHIKEY>
ISAKRJDGNUQOIC-UHFFFAOYSA-N

> <FORMULA>
C4H4N2O2

$$$$