2-(4-氨基苯)乙胺

4-硝基-N-[2-(4-硝基苯氧基)乙基]苯乙胺

对硝基苯甲酸

N-methyl-N-[2-(4-nitrophenyl)ethyl]oxan-4-amine

N-[2-(4-aminophenyl)ethyl]-N-methyloxan-4-amine