英文别名4-OXO-4-PYRIDIN-3-YL-BUTYRIC ACID ETHYL ESTER; 3-Pyridinebutanoic acid, γ-oxo-, ethyl ester; ethyl 4-oxo-4-pyridin-3-ylbutanoate; 4-Oxo-4-[3]pyridyl-buttersaeure-aethylester; 4-oxo-4-[3]pyridyl-butyric acid ethyl ester; ethyl 4-oxo-4-(3-pyridyl)butanoate; ethyl 4-oxo-4-(pyridin-3-yl)butyrate; Ethyl 4-oxo-4-(3-pyridyl)butyrate 
