[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][C@H1][C@H1][Branch1][#C][C][C@@H1][C@H1][Ring1][#Branch1][C][C][C@][Ring1][Branch1][Branch1][C][C][O][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][#C]"}, {"from": "gpt", "value": "The molecule is a sesquiterpene lactone that is 3a,4,4a,5,6,7,7a,9a-octahydroazuleno[6,5-b]furan-2(3H)-one substituted by a hydroxy group at position 5, methyl groups at positions 5 and 8 and a methylidene group at position 3 (the 3aR,4aR,5S,7aR,9aS stereoisomer). 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 organic heterotricyclic compound, a sesquiterpene lactone and a tertiary alcohol."}]