OPL
  -OEChem-04262419543D

 19 18  0     1  0  0  0  0  0999 V2000
   -1.6190   -0.1470   -0.2250 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.6860    0.7570    0.0720 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.3250    0.3670    0.4080 C   0  0  1  0  0  0  0  0  0  0  0  0
   -1.9280   -1.4380    0.3030 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.8170   -0.6000    0.0900 C   0  0  2  0  0  0  0  0  0  0  0  0
    3.0580    0.1200    0.1890 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.0640   -0.1610    0.8140 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.0600   -0.6040   -1.3180 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0060    1.7500   -0.1580 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4510    0.4380    1.4880 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.5440   -1.6040    0.4140 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.0680   -0.0970    1.8920 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.3090    0.2590   -1.6760 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8080    2.4390    0.0690 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.9280    2.1160    0.2930 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.1320    1.6800   -1.2380 H   0  0  0  0  0  0  0  0  0  0  0  0
   -3.5390    0.4930   -0.2990 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.4930   -0.2170   -1.3050 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.0540   -1.4510    1.2620 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  1  0  0  0  0
  1  3  1  0  0  0  0
  1  4  1  0  0  0  0
  3  5  1  0  0  0  0
  3  9  1  0  0  0  0
  3 10  1  0  0  0  0
  5  7  1  0  0  0  0
  5  8  1  0  0  0  0
  5 11  1  0  0  0  0
  6  7  2  0  0  0  0
  7 12  1  0  0  0  0
  8 13  1  0  0  0  0
  9 14  1  0  0  0  0
  9 15  1  0  0  0  0
  9 16  1  0  0  0  0
  2 17  1  0  0  0  0
  1 18  1  0  0  0  0
  4 19  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C[C@H]([C@H](C=O)O)C(O)O

> <OPENEYE_INCHI>
InChI=1S/C5H10O4/c1-3(5(8)9)4(7)2-6/h2-5,7-9H,1H3/t3-,4+/m1/s1

> <OPENEYE_INCHIKEY>
NTSABUYTFOFFJR-DMTCNVIQSA-N

> <FORMULA>
C5H10O4

$$$$