alpha-羟基-3-硝基苯乙酸

3-quinoxalin-2-ylaniline

ethyl 4-(3-aminophenyl)-1,3-thiazole-2-carboxylate

4-(3-硝基苯基)噻唑-2-羧酸乙酯

2-(3-bromopyridin-1-ium-1-yl)-1-(3-nitrophenyl)ethanone,bromide