2-甲基-5-硝基-1H-咪唑-1-乙酸乙酯

2-(3-chloroanilino)acetic acid

triethyl 2-fluoro-1-oxopropane-1,2,3-tricarboxylate

diethyl 2-(2-ethoxy-2-oxoethoxy)-3-fluorobut-2-enedioate

ethyl 3-hydroxy-3-propylhexanoate