2,2'-methylenebis[(4R)-4-phenyl-5,5-diphenyl-2-oxazoline]

1-氯丁烷

(E)-7-ethoxy-2,5,5-trimethyl-7-oxohept-3-en-2-yl benzoate

乙醇

3-甲基-2-丁烯酸乙酯