1-Phenanthrenecarboxylic acid, 1,2,3,4,4a,5,6,9,10,10a-decahydro-1,4a-dimethyl-7-(1-methylethyl)-, [1R-(1.alpha.,4a.beta.,10a.alpha.)]- 1945-53-5 8,13-Abietadien-18-oic acid NSC148945 Palustric acid Podocarpa-8,13-dien-15-oic acid, 13-isopropyl-