23B
  -OEChem-06072419203D

 19 18  0     1  0  0  0  0  0999 V2000
   -1.2840   -0.2200   -0.1670 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.3500    0.2060    0.5280 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0380    0.4910   -0.0300 C   0  0  2  0  0  0  0  0  0  0  0  0
   -1.3830   -1.1770   -0.8980 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.1740   -0.4750   -0.3750 C   0  0  1  0  0  0  0  0  0  0  0  0
    0.1950    0.9510    1.3130 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.5160    0.2470   -0.2360 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.1380   -1.5900    0.5180 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.0760    1.6850   -0.9860 C   0  0  0  0  0  0  0  0  0  0  0  0
   -3.1760   -0.2820    0.4080 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.0540   -0.8260   -1.4000 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.1800    0.2460    1.9750 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.6360    0.5980    0.7890 H   0  0  0  0  0  0  0  0  0  0  0  0
    3.3250   -0.4400   -0.4810 H   0  0  0  0  0  0  0  0  0  0  0  0
    2.5430    1.0980   -0.9170 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.2390   -1.3510    1.4500 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.7330    2.3720   -0.7410 H   0  0  0  0  0  0  0  0  0  0  0  0
    1.0320    2.1990   -0.8870 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0440    1.3340   -2.0110 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  4  2  0  0  0  0
  1  2  1  0  0  0  0
  1  3  1  0  0  0  0
  2 10  1  0  0  0  0
  3  9  1  0  0  0  0
  3  5  1  0  0  0  0
  3  6  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 12  1  0  0  0  0
  7 13  1  0  0  0  0
  7 14  1  0  0  0  0
  7 15  1  0  0  0  0
  8 16  1  0  0  0  0
  9 17  1  0  0  0  0
  9 18  1  0  0  0  0
  9 19  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C[C@H]([C@@](C)(C(=O)O)O)O

> <OPENEYE_INCHI>
InChI=1S/C5H10O4/c1-3(6)5(2,9)4(7)8/h3,6,9H,1-2H3,(H,7,8)/t3-,5+/m1/s1

> <OPENEYE_INCHIKEY>
AOWPAWLEXIYETE-WUJLRWPWSA-N

> <FORMULA>
C5H10O4

$$$$