英文别名3-Quinolinecarboxylic acid, 1-ethyl-1,2-dihydro-4-hydroxy-2-oxo-, ethyl ester; 1-Ethyl-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxylic acid ethyl ester; 3-Quinolinecarboxylic acid, 1,2-dihydro-1-ethyl-4-hydroxy-2-oxo-, ethyl ester; ethyl 1-ethyl-4-hydroxy-2-oxoquinoline-3-carboxylate; 1-ethyl-2-oxo-4-hydroxyquinoline-3-carboxylic acid ethyl ester; 4-hydroxy-2-oxo-1-ethyl-1,2-dihydroquinoline-3-carboxylic acid ethyl ester; N-ethyl-4-hydroxy-2-quinolinone-3-carboxylic acid ethyl ester; 1-ethyl-4-hydroxy-2-oxo-1,2-dihydro-quinoline-3-carboxylic acid ethyl ester 
