[{"from": "human", "value": "Please give me some details about this molecule. [C][C@@H1][C][C][C][=Branch1][C][=O][/C][=Branch2][Ring1][Ring1][=C][/C][C@H1][C@@H1][Branch1][Ring2][C][Ring1][O][O][C][=Branch1][C][=O][C][Ring1][#Branch1][=C][/C]"}, {"from": "gpt", "value": "The molecule is a sesquiterpene lactone with formula C15H20O3. It is a natural product isolated from the aerial parts of Inula viscosa, a widespread Mediterranean plant known for its content of pharmacologically active metabolites. It has herbicidal, antifungal and antiamoebic activity. It has a role as a phytotoxin, a herbicide, an antifungal agent and an antiamoebic agent. It is a cyclic ketone, an organic heterobicyclic compound and a sesquiterpene lactone."}]