[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=C][C][=C][C][=C][Branch1][=C][C][Ring1][=Branch1][=C][C][=Branch1][Branch1][=C][Ring1][#Branch2][C][O][C][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 phenanthrene-3,4-dione substituted by a methoxy group at position 6, a methyl groups at positions 7 and 8 and an isopropyl group at position 2. 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 an aromatic ether, a diterpenoid, a member of phenanthrenes and a member of orthoquinones."}]