6-溴-1,4-二氧杂螺[4.4]壬-6-烯

(1R,2S,5R)-(-)-menthyl (S)-4-methoxyphenylsulfinate

6-bromo-1,4-dioxaspiro[4.5]dec-6-ene

Feringa's menthyl butenolide

甲基锂