2-(3-硝基苯基)-2H-1,2,3-噻唑

2-methyl-4-(3-nitrophenyl)but-3-yn-2-ol

2',4'-二溴苯乙酮

1-甲基-4-(3-硝基苯基)哌嗪

2-溴-4-硝基苯胺