英文别名:
(3-Chloro-2-oxo-2H-pyrazin-1-yl)-acetic acid ethyl ester;1(2H)-Pyrazineacetic acid, 3-chloro-2-oxo-, ethyl ester;Ethyl 2-(6-chloro-5-oxo-4,5-dihydropyrazin-2-yl)acetate;3-chloro-2-oxo-1(2H)-Pyrazineacetic acid Ethyl ester;ethyl 2-(3-chloro-2-oxo-1,2-dihydropyrazin-1-yl)acetate;Ethyl 3-chloro-2-oxo-1(2H)-pyrazineacetate