SMILES: CC1=C2C=CC3=C(C2=CC(=C1C)OC)C(=O)C(=O)C(=C3)C(C)C
Description: 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.