2-[4-(1,4-dioxaspiro[4,5]dec-8-yl)phenyl]-4,4-dimethyl-4,5-dihydro-1,3-oxazole

三正丁基氢化锡

3-methoxyprop-1-ynylbenzene

3-甲基-2,4-戊烷二酮

octahydro-quinolizin-9a-ol