[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@H1][C@@H1][C@H1][Branch2][Ring2][=Branch1][C][C][=Branch2][Ring1][S][=C][C@@H1][Branch1][=Branch2][C@H1][Ring1][#Branch1][O][C][Ring1][#Branch2][=O][C][=Branch1][=Branch1][=C][C][Ring1][=Branch2][=O][C][O][C][=Branch1][C][=O][C][=Branch1][C][=O][O][C][O][C][=Branch1][C][=O][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "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 11beta,13-dihydrolactucopicrin. 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 member of phenols and a sesquiterpene lactone. It is functionally related to a 4-hydroxyphenylacetic acid, a lactucin and an oxalic acid."}]