OXD
  -OEChem-05032420113D

  8  7  0     0  0  0  0  0  0999 V2000
   -0.1390    0.0000    0.7340 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.1390    0.0000   -0.7340 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.2830    0.0000    1.1340 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.2830    0.0000   -1.1340 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.8800    0.0000    1.6110 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8800    0.0000   -1.6110 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.7000    0.0000    2.5620 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7000    0.0000   -2.5620 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  2  0  0  0  0
  1  5  1  0  0  0  0
  2  4  2  0  0  0  0
  2  6  1  0  0  0  0
  5  7  1  0  0  0  0
  6  8  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C(=O)(C(=O)O)O

> <OPENEYE_INCHI>
InChI=1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)

> <OPENEYE_INCHIKEY>
MUBZPKHOEPUJKR-UHFFFAOYSA-N

> <FORMULA>
C2H2O4

$$$$
