SMILES: C(CC(=O)O)C(/C=C(/C(=O)O)\\O)O
Description: The molecule is a heptenedioic acid having the C=C double bond at the 2,3-position and two hydroxy substituents at the 2- and 4-positions. It is a conjugate acid of a 2,4-dihydroxyhept-2-enedioate. It is a tautomer of a 4-hydroxy-2-oxoheptanedioic acid.