ethyl (3R,4R,5R)-4-azido-5-(methoxymethoxy)-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylate

(3aR,7R,7aS)-ethyl 2,2-diethyl-7-(methoxymethoxy)-3a,6,7,7a-tetrahydrobenzo[d][1,3]dioxole-5-carboxylate

二乙基酮

3-戊醇

(3aR,7R,7aS)-ethyl 7-hydroxy-3a,6,7,7a-tetrahydrobenzo[d][1,3,2]dioxathiole-5-carboxylate 2-oxide