Synonyms: 2H-9,4a-(Epoxymethano)phenanthren-12-one,1,3,4,9,10,10a-hexahydro-5,6-dihydroxy-1,1-dimethyl-7-(1-methylethyl)-,[4aR-(4aa,9a,10ab)]-;Picrosalvin (6CI);Podocarpa-8,11,13-trien-17-oic acid, 7b,11,12-trihydroxy-13-isopropyl-,17,7-lactone (7CI,8CI);Carnosol;NSC 39143;