[{"from": "human", "value": "What can you tell me about this molecule? [C][C][Branch1][C][C][C][=C][C@@][Branch2][Ring1][P][C][C][C@H1][C@@][Branch2][Ring1][=Branch2][C][C][C][C@@][Ring1][=Branch1][Branch1][=Branch2][C][Ring1][#Branch2][=C][C][Ring1][=C][=O][C][=Branch1][C][=O][O][C][Ring1][=N][C][O]"}, {"from": "gpt", "value": "The molecule is an abietane diterpenoid isolated from the stem bark of Fraxinus sieboldiana. It has a role as a plant metabolite. It is a diterpene lactone, an abietane diterpenoid, a tetracyclic diterpenoid and a cyclic terpene ketone."}]