(3R,5R)-6-氰基-3,5-二羟基己酸叔丁酯

2,2-二甲氧基丙烷

((4R,6R)-6-cyanomethyl-2,2-dimethyl-[1,3]-dioxan-4-yl)-acetic acid chloride

叔丁醇

(5R)-1,1-dimethylethyl 6-cyano-5-hydroxy-3-oxo-hexanoate