methyl 2-[5-fluoro-3-(2-methoxy-2-oxoethyl)-2,4-dioxopyrimidin-1-yl]acetate

methyl 3-(furan-2-yl)prop-2-enoate

甲基乙酰基乙基氧基乙酸酯

methyl 2-piperidin-1-ylacetate

2-[3-(三氟甲基)苯氧基]乙酸甲酯