5-(氯甲基)-3-苯基-1,2,4-氧二唑

3-phenyl-5-(bromomethyl)-1,2,4-oxadiazole

溴代-3,4-二甲氧基苯乙酮

(6CI,9CI)-1-(溴乙酰基)-吡咯烷

1-(氯乙酰基)吡咯烷