methyl 2α-tosyloxy-3β-hydroxy-12-oleanen-28-oate

methyl (4aS,6aS,6bR,8aR,9aR,12aR,13aR,13bR,15bS)-2,2,6a,6b,9,9,13a-heptamethyl-1,3,4,5,6,6a,6b,7,8,8a,9,9a,12a,13,13a,13b,14,15b-octadecahydropiceno[2,3-d][1,3,2]dioxathiole-4a(2H)-carboxylate 11,11-dioxide

3β-(3,4-dihydroxycinnamoyl)erythrodiol

narcissiflorine dimethyl ester

银莲花甙