(4aα,8aβ)-5β,8α-bis(benzyloxy)-2α-methyl-3-oxo-1β-[3-(1-ethoxyethoxy)propyl]decahydronaphthalene

methyl 3,5-dihydroxy-7-[2-methyl-8-(2-methylbutanoyloxy)-1,2,6,7,8,8a-hexahydronaphthalen-1-yl]heptanoate

3-(叔丁基二甲基硅氧基)戊二酸酐

(S)-(1S,7S,8S,8aR)-8-(2-((2R,4R)-4-((tert-butyldiphenylsilyl)oxy)-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-7-methyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2-methylbutanoate