英文别名ethyl 5-cyano-4-methyl-6-oxo-1H-pyridine-2-carboxylate; 3-cyano-6-ethoxycarbonyl-4-methyl-2-pyridone; 2-Pyridinecarboxylicacid, 5-cyano-1,6-dihydro-4-methyl-6-oxo-, ethyl ester; ethyl 5-cyano-6-hydroxy-4-methylpicolinate; 5-cyano-6-hydroxy-4-methyl-pyridine-2-carboxylic acid ethyl ester; Ethyl 5-cyano-1,6-dihydro-4-methyl-6-oxo-2-pyridinecarboxylate 
