[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][Branch2][Ring2][O][C][C][C][C][C][Branch1][Ring2][O][Ring1][Ring1][C][Branch2][Ring1][Branch2][C][=Branch1][C][=O][C][=C][Ring1][Branch2][C][Ring1][N][Branch1][#Branch2][C][C][=Branch1][C][=O][C][Ring1][P][O][C][Branch1][C][C][C][=C][C]"}, {"from": "gpt", "value": "The molecule is an organic heterotetracyclic compound that is ent-pimara-9(11),15-diene which is substituted by oxo groups at position 2 and 12, by a beta-epoxide at the 8,14 position, and by an alpha-hydroxy group at position 3. It has a role as a plant metabolite. It is an enone, a secondary alpha-hydroxy ketone, an epoxide and an organic heterotetracyclic compound. It derives from a hydride of an ent-pimara-9(11),15-diene."}]