7-(chloromethyl)-3-(4-chlorophenyl)-[1,3]thiazolo[3,2-a]pyrimidin-5-one

ethyl 4-(3,4-dimethoxyphenyl)-6,7-dimethoxy-2-(1,2,4-triazol-1-ylmethyl)quinoline-3-carboxylate

ethyl 3-oxo-4-pyridin-3-yloxybutanoate

O3-乙基O5-甲基2-(咪唑-1-基甲基)-6-甲基-4-(3-硝基苯基)-1,4-二氢吡啶-3,5-二羧酸酯

diethyl 3,6-dioxocyclohexane-1,2-dicarboxylate