GUA
  -OEChem-04192423153D

 17 16  0     0  0  0  0  0  0999 V2000
    0.0370    0.0000    2.4790 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8320    0.0000    1.2490 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0500    0.0000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   -0.8320    0.0000   -1.2490 C   0  0  0  0  0  0  0  0  0  0  0  0
    0.0370    0.0000   -2.4790 C   0  0  0  0  0  0  0  0  0  0  0  0
    1.2400    0.0000    2.3680 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5240    0.0000    3.6980 O   0  0  0  0  0  0  0  0  0  0  0  0
    1.2400    0.0000   -2.3680 O   0  0  0  0  0  0  0  0  0  0  0  0
   -0.5230    0.0000   -3.6980 O   0  0  0  0  0  0  0  0  0  0  0  0
   -1.4610   -0.8900    1.2490 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.4610    0.8900    1.2490 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.6800    0.8900    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.6800   -0.8900    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.4610   -0.8900   -1.2490 H   0  0  0  0  0  0  0  0  0  0  0  0
   -1.4610    0.8900   -1.2490 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.0340    0.0000    4.4880 H   0  0  0  0  0  0  0  0  0  0  0  0
    0.0340    0.0000   -4.4880 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 10  1  0  0  0  0
  2 11  1  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 14  1  0  0  0  0
  4 15  1  0  0  0  0
  5  8  2  0  0  0  0
  5  9  1  0  0  0  0
  7 16  1  0  0  0  0
  9 17  1  0  0  0  0
M  END
> <OPENEYE_ISO_SMILES>
C(CC(=O)O)CC(=O)O

> <OPENEYE_INCHI>
InChI=1S/C5H8O4/c6-4(7)2-1-3-5(8)9/h1-3H2,(H,6,7)(H,8,9)

> <OPENEYE_INCHIKEY>
JFCQEDHGNNZCLN-UHFFFAOYSA-N

> <FORMULA>
C5H8O4

$$$$