GAG
  -OEChem-04192423153D

 12 12  0     0  0  0  0  0  0999 V2000
   -2.0310    0.0330   -0.9470 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6770    0.0150   -1.0170 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.2770    0.0040    0.1070 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0040    0.0040    1.5510 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.0110   -0.0130    2.4360 O   0  0  0  0  0  0  0  0  0  0  0  0
   -1.1540    0.0180    1.9450 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.4960   -0.0100   -0.5270 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.2400   -0.0030   -1.8370 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0610    0.0140   -2.0930 N   0  0  0  0  0  0  0  0  0  0  0  0
   -2.3220   -0.8880   -0.9400 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.8250   -0.0130    3.3850 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.4690   -0.0250   -0.0580 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1 10  1  0  0  0  0
  2  3  1  0  0  0  0
  2  9  2  0  0  0  0
  3  4  1  0  0  0  0
  3  7  2  0  0  0  0
  4  5  1  0  0  0  0
  4  6  2  0  0  0  0
  5 11  1  0  0  0  0
  7  8  1  0  0  0  0
  7 12  1  0  0  0  0
  8  9  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
c1c(c(no1)O)C(=O)O

> <OPENEYE_INCHI>
InChI=1S/C4H3NO4/c6-3-2(4(7)8)1-9-5-3/h1H,(H,5,6)(H,7,8)

> <OPENEYE_INCHIKEY>
JLPHBZYAQYOJND-UHFFFAOYSA-N

> <FORMULA>
C4H3NO4

$$$$