[{"from": "human", "value": "Describe this molecule. [C][C][=C][Branch2][Ring2][P][C][=Branch1][C][=O][O][C@H1][Branch1][Ring2][C][Ring1][#Branch1][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][C]"}, {"from": "gpt", "value": "The molecule is a withanolide that is (22R)-22,26-epoxyergosta-1,4,24-triene substituted by oxo groups at positions 3 and 26. Isolated from Paraminabea acronocephala, it exhibits antineoplastic and anti-inflammatory activities. It has a role as an anti-inflammatory agent, an antineoplastic agent and a coral metabolite. It is a withanolide, a delta-lactone, an organic heterotetracyclic compound, an ergostanoid and a 3-oxo-Delta(1),Delta(4)-steroid."}]