英文别名ethyl 4-hydroxy-5,6-dimethyl-2-oxo-1H-pyridine-3-carboxylate; 2,4-Dihydroxy-5,6-diMethylnicotinic Acid Ethyl Ester; 1,2-Dihydro-4-hydroxy-5,6-diMethyl-2-oxo-3-pyridinecarboxylic Acid Ethyl Ester; 4-Hydroxy-5,6-dimethyl-2-oxo-1,2-dihydro-pyridine-3-carboxylic acid ethyl ester; 2,4-Dihydroxy-5,6-dimethyl nicotinic acid ethyl ester; ethyl 4-hydroxy-5,6-dimethyl-2-oxo-1,2-dihydropyridine-3-carboxylate 
