DO4
  -OEChem-10252417123D

 15 14  0     0  0  0  0  0  0999 V2000
   -3.8900   -0.1910    0.4790 O   0  0  0  0  0  0  0  0  0  0  0  0
   -2.9980   -0.3480   -0.3190 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.7390    0.4730   -0.2150 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5270   -0.4580   -0.1460 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.7320    0.3640   -0.0410 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.6660    1.5700   -0.0230 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.0590   -0.3110    0.0410 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.1250   -1.5220    0.0230 O   0  0  0  0  0  0  0  0  0  0  0  0
    3.1830    0.4230    0.1350 O   0  0  0  0  0  0  0  0  0  0  0  0
   -3.1000   -1.0810   -1.1060 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.6520    1.1190   -1.0890 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.7790    1.0860    0.6860 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.6130   -1.1030    0.7280 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4870   -1.0700   -1.0470 H   0  0  0  0  0  0  0  0  0  0  0  0
    4.0190   -0.0600    0.1850 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  2  3  1  0  0  0  0
  2 10  1  0  0  0  0
  3  4  1  0  0  0  0
  3 11  1  0  0  0  0
  3 12  1  0  0  0  0
  4  5  1  0  0  0  0
  4 13  1  0  0  0  0
  4 14  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  9  1  0  0  0  0
  9 15  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C(CC(=O)C(=O)O)C=O

> <OPENEYE_INCHI>
InChI=1S/C5H6O4/c6-3-1-2-4(7)5(8)9/h3H,1-2H2,(H,8,9)

> <OPENEYE_INCHIKEY>
VHKNBDIQDAXGBL-UHFFFAOYSA-N

> <FORMULA>
C5H6O4

$$$$