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