[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C@][Branch1][#C][C][C][C][=Branch1][C][=O][C][C@@H1][Ring1][#Branch1][C][C][Ring1][=N][C]"}, {"from": "gpt", "value": "The molecule is a tricyclic diterpenoidthat is 4a,7-dimethyl-3,4,4a,9,10,10a-hexahydrophenanthrene in which the methylene hydrogens at position 2 have been replaced by an oxo group. It has a role as a human xenobiotic metabolite. It is a carbotricyclic compound, a cyclic terpene ketone and a tricyclic diterpenoid."}]