The molecule is an abietane diterpenoid that is the acetate ester of 12-methyl-5-dehydrohorminone. Isolated from the roots of Salvia multicaulis, it exhibits antitubercular activity. It has a role as a metabolite and an antitubercular agent. It is an abietane diterpenoid, an enol ether, an acetate ester and a member of p-quinones. It derives from a 12-methyl-5-dehydrohorminone.
[(4aS,9R)-6-methoxy-1,1,4a-trimethyl-5,8-dioxo-7-propan-2-yl-2,3,4,9-tetrahydrophenanthren-9-yl] acetate