[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=C][C][=C][C][=C][Branch1][=N][C][Ring1][=Branch1][=C][C][=Branch1][Branch1][=C][Ring1][#Branch2][C][O][C][=Branch1][C][=O][C][=Branch1][C][=O][C][=Branch1][Ring2][=C][Ring1][=C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is a diterpenoid that is multiorthoquinone in which the methoxy group at position 12 is replaced by a hydroxy group. A norabietane derivative, it is isolated from Salvia multicaulis and exhibits antitubercular activity. It has a role as a metabolite and an antitubercular agent. It is a diterpenoid, a member of phenanthrenes and a member of orthoquinones."}]