5-(4-nitrophenoxy)-5-oxopentanoate

(4-nitrophenyl) 2-oxoimidazolidine-1-carboxylate

三甲基-[2-(4-硝基苯氧基)羰基氧基乙基]氯化铵

4-硝基苯基N-((苄氧基)羰基)-L-缬氨酸酯

N,N-二甲基-2-苯乙胺