3-(2-ethoxy-2-oxoethyl)-1-methyl-5-nitro-1H-imidazol-3-ium bromide

ethyl 2-(4-nitroimidazol-1-yl)acetate

2-(2-氯-1H-苯并[d]咪唑-1-基)乙酸乙酯

3-hydroxy-4-methylpentanoic acid

ethyl 2-(4-amino-3-nitrophenoxy)acetate