DHD
  -OEChem-04262420143D

 15 14  0     0  0  0  0  0  0999 V2000
   82.0920    1.9990   -1.4410 C   0  0  0  0  0  0  0  0  0  0  0  0
   80.9730    2.5860   -0.7110 C   0  0  0  0  0  0  0  0  0  0  0  0
   79.8600    1.6960   -0.1820 C   0  0  0  0  0  0  0  0  0  0  0  0
   78.8250    2.5500    0.5340 C   0  0  0  0  0  0  0  0  0  0  0  0
   77.6510    1.9230    1.1340 C   0  0  0  0  0  0  0  0  0  0  0  0
   82.9860    2.7130   -1.8660 O   0  0  0  0  0  0  0  0  0  0  0  0
   82.1440    0.5170   -1.6700 O   0  0  0  0  0  0  0  0  0  0  0  0
   76.8210    2.6090    1.7090 O   0  0  0  0  0  0  0  0  0  0  0  0
   77.4650    0.4380    1.0430 O   0  0  0  0  0  0  0  0  0  0  0  0
   78.9770    3.7580    0.6070 O   0  0  0  0  0  0  0  0  0  0  0  0
   80.9310    3.7910   -0.5250 O   0  0  0  0  0  0  0  0  0  0  0  0
   79.4060    1.0670   -0.9830 H   0  0  0  0  0  0  0  0  0  0  0  0
   80.2480    0.8740    0.4640 H   0  0  0  0  0  0  0  0  0  0  0  0
   82.8720    0.1340   -2.1450 H   0  0  0  0  0  0  0  0  0  0  0  0
   76.0570    2.2010    2.0990 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  6  2  0  0  0  0
  1  7  1  0  0  0  0
  2  3  1  0  0  0  0
  2 11  2  0  0  0  0
  3  4  1  0  0  0  0
  3 12  1  0  0  0  0
  3 13  1  0  0  0  0
  4  5  1  0  0  0  0
  4 10  2  0  0  0  0
  5  8  1  0  0  0  0
  5  9  2  0  0  0  0
  7 14  1  0  0  0  0
  8 15  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C(C(=O)C(=O)O)C(=O)C(=O)O

> <OPENEYE_INCHI>
InChI=1S/C5H4O6/c6-2(4(8)9)1-3(7)5(10)11/h1H2,(H,8,9)(H,10,11)

> <OPENEYE_INCHIKEY>
TVKBBTQJNQDZRU-UHFFFAOYSA-N

> <FORMULA>
C5H4O6

$$$$