3-(二甲氨基)丙烯酸乙酯

2,4,5-三氟苯甲酰乙酸乙酯

α-(ethoxymethylene)-2,4,5-trifluoro-β-oxobenzenepropanoic acid, ethyl ester

(2,4,5-trifluorobenzoyl)propanedioic acid, diethyl ester

2,4,5-三氟苯甲酸