UAA
  -OEChem-05242417463D

 18 18  0     0  0  0  0  0  0999 V2000
    1.6270   -1.3320    4.4330 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.3180   -0.2410    3.3410 N   0  0  0  0  0  0  0  0  0  0  0  0
    3.8040    0.5320    2.2980 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.7890    0.9300    1.2820 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.5110    0.5400    1.4160 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.4410    0.9020    0.4360 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2890   -0.0970   -0.6720 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.9390   -1.1220   -0.8110 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6910    0.2990   -1.5240 O   0  0  0  0  0  0  0  0  0  0  0  0
    4.9750    0.8830    2.1830 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.0120   -0.6150    3.4400 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1230   -0.2300    2.4900 N   0  0  0  0  0  0  0  0  0  0  0  0
    3.9680   -0.5390    4.0620 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.1260    1.5350    0.4480 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.7010    1.8720    0.0080 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5000    0.9690    0.9870 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.1480   -0.5060    2.5590 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8130   -0.3360   -2.2620 H   0  0  0  0  0  0  0  0  0  0  0  0
  1 11  2  0  0  0  0
  2  3  1  0  0  0  0
  2 11  1  0  0  0  0
  2 13  1  0  0  0  0
  3  4  1  0  0  0  0
  3 10  2  0  0  0  0
  4  5  2  0  0  0  0
  4 14  1  0  0  0  0
  5  6  1  0  0  0  0
  5 12  1  0  0  0  0
  6  7  1  0  0  0  0
  6 15  1  0  0  0  0
  6 16  1  0  0  0  0
  7  8  2  0  0  0  0
  7  9  1  0  0  0  0
 11 12  1  0  0  0  0
 12 17  1  0  0  0  0
  9 18  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1c([nH]c(=O)[nH]c1=O)CC(=O)O

> <OPENEYE_INCHI>
InChI=1S/C6H6N2O4/c9-4-1-3(2-5(10)11)7-6(12)8-4/h1H,2H2,(H,10,11)(H2,7,8,9,12)

> <OPENEYE_INCHIKEY>
NQAUNZZEYKWTHM-UHFFFAOYSA-N

> <FORMULA>
C6H6N2O4

$$$$