甲醇

3β-O-(8-hydroxyoctanoyl)-12-oleanene

oleanolic aldehyde acetate

acetic acid 11-formyl-4,4a,6a,6b,8a,11,14b-heptamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,12a,14,14a,14b-eicosahydropicen-3-yl ester

3β-hydroxy-olean-12-en-16-one