[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@H1][C][C][C@@H1][Branch1][=Branch1][O][C][Ring1][=Branch1][=O][C@@H1][Branch1][C][C][C@H1][C][C][C@@H1][C@@][Ring1][Branch1][Branch2][Ring1][#Branch1][C][C][C@H1][C@H1][Ring1][=Branch1][C][C][C][=C][C][=Branch1][C][=O][C][=C][C@][Ring1][O][Ring1][#Branch1][C][C][O][C][=Branch1][C][=O][C]"}, {"from": "gpt", "value": "The molecule is a withanolide that is (22R,25S)-22,26-epoxycholesta-1,4-dien-26-one substituted by an oxo group at position 3 and an acetoxy group at position 18. Isolated from Paraminabea acronocephala, it exhibits anti-inflammatory activity. It has a role as an anti-inflammatory agent and a coral metabolite. It is a delta-lactone, a cholestanoid, an organic heterotetracyclic compound, a withanolide, an enone and an acetate ester."}]