p. 257,272
(1951)p. 2238
(1941)Morolic acid
echinocystic acid
benzoyl chloride
(S)-3-[(3E,7E)-3,7-Dimethyl-10-(2,7,7-trimethyl-3,4,5,6,7,8-hexahydro-naphthalen-1-yl)-deca-3,7-dienyl]-2,2-dimethyl-oxirane
(3β)-3-(benzoyloxy)olean-12-en-28-oic acid