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

2-溴-n-1,3-噻唑-2-基乙酰胺

1,4-丁二醇二溴乙酸酯

2-溴乙酰胺

2-溴-N-苯乙酰胺