(3R,4S,5R)-1-Carbomethoxy-4,5-dimethoxymethoxycyclohex-1-en-3-ol

(-)-methyl (1β,2α,6β)-2-hydroxy-7-oxabicyclo[4,1,0]hept-3-ene-4-carboxylate

methyl (2S,3S,4aR,8R,8aS)-8-((tert-butyldimethylsilyl)oxy)-2,3-dimethoxy-2,3-dimethyl-2,3,4a,5,8,8a-hexahydrobenzo[b][1,4]dioxine-6-carboxylate

methyl (3R,4S,5R)-3-benzoyloxy-4,5-dihydroxy-cyclohex-1-en-1-carboxylate

重氮甲烷