(3R)-3-ethyl-3-(4-nitrophenyl)piperidine-2,6-dione

ethyl N-(4-nitrophenoxy)carbamate

3-(4-硝基苯氧基)苯甲酸

2,7-dichloro-5-oxidophenazin-5-ium

2,4-二溴-1-(4-硝基苯氧基)苯