[{"from": "human", "value": "Describe this molecule. [C][C][=C][C@@H1][Branch2][Ring1][C][C][C@H1][C@@H1][Branch1][Ring2][C][Ring1][#Branch1][O][C][=Branch1][C][=O][C][Ring1][#Branch1][=C][C@][Branch1][O][C][C@@H1][Ring1][=C][O][C][=Branch1][C][=O][C][Branch1][C][C][O]"}, {"from": "gpt", "value": "The molecule is a sesquiterpene lactone that is 3a,4,4a,5,6,7,9,9a-octahydroazuleno[6,5-b]furan-2(3H)-one substituted by a hydroxy group at position 5, methyl groups at positions 5 and 8, an acetyloxy group at position 7 and a methylidene group at position 3. It has been isolated from the aerial parts of Inula hupehensis. It has a role as a metabolite, an anti-inflammatory agent and a plant metabolite. It is a gamma-lactone, an acetate ester, an organic heterotricyclic compound, a tertiary alcohol and a sesquiterpene lactone."}]