SMILES: CC1=C2[C@@H]([C@@H]3[C@@H]([C@H](C1)O)C(=C)C(=O)O3)C(=CC2=O)COC(=O)C(=O)O
Description: The molecule is a sesquiterpene lactone obtained by formal condensation of one of the carboxy groups of oxalic acid with the 15-hydroxy group of lactucin. Found in chicory. It has a role as a plant metabolite. It is an azulenofuran, a cyclic terpene ketone, an enone, an oxo monocarboxylic acid, a sesquiterpene lactone and a secondary alcohol. It derives from an oxalic acid and a lactucin.