TEO
  -OEChem-04192423173D

 13 12  0     1  0  0  0  0  0999 V2000
    1.7890    0.1980   -0.0540 C   0  0  0  0  0  0  0  0  0  0  0  0
    2.2380   -0.5830   -0.8750 O   0  0  0  0  0  0  0  0  0  0  0  0
    2.3320    1.2760    0.1230 O   0  5  0  0  0  0  0  0  0  0  0  0
    0.5580   -0.1640    0.7370 C   0  0  2  0  0  0  0  0  0  0  0  0
    0.1760   -1.5070    0.4340 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5660    0.7720    0.3750 C   0  0  0  0  0  0  0  0  0  0  0  0
   -1.7240    0.2850   -0.0460 C   0  0  0  0  0  0  0  0  0  0  0  0
   -2.7360    1.1280   -0.3710 O   0  5  0  0  0  0  0  0  0  0  0  0
   -1.8980   -1.0560   -0.1520 O   0  0  0  0  0  0  0  0  0  0  0  0
    0.7740   -0.0800    1.8020 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.0310   -1.6560   -0.4990 H   0  0  0  0  0  0  0  0  0  0  0  0
   -0.4270    1.8400    0.4600 H   0  0  0  0  0  0  0  0  0  0  0  0
   -2.7740   -1.3150   -0.4670 H   0  0  0  0  0  0  0  0  0  0  0  0
  1  2  2  0  0  0  0
  1  3  1  0  0  0  0
  1  4  1  0  0  0  0
  4  5  1  0  0  0  0
  4  6  1  0  0  0  0
  4 10  1  0  0  0  0
  5 11  1  0  0  0  0
  6  7  2  0  0  0  0
  6 12  1  0  0  0  0
  7  8  1  0  0  0  0
  7  9  1  0  0  0  0
  9 13  1  0  0  0  0
M  CHG  2   3  -1   8  -1
M  END
> <OPENEYE_ISO_SMILES>
C(=C(\O)/[O-])\[C@H](C(=O)[O-])O

> <OPENEYE_INCHI>
InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h1-2,5-7H,(H,8,9)/p-2/t2-/m1/s1

> <OPENEYE_INCHIKEY>
QFBHYOKSQPPXHZ-UWTATZPHSA-L

> <FORMULA>
C4H4O5-2

$$$$