英文别名3-Quinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-5-methoxy-1-methyl-2-oxo-, ethyl ester; 1,2-dihydro-4-hydroxy-5-methoxy-1-methyl-2-oxo-quinoline-3-carboxylic acid ethyl ester; ethyl 1,2-dihydro-4-hydroxy-1-methyl-5-methoxy-2-oxo-3-quinolinecarboxylate; 1,2-dihydro-4hydroxy-5-methoxy-1-methyl-2-oxo-quinoline-3-carboxylic acid ethyl ester; 1,2-dihydro-4-hydroxy-5-methoxy-1-methyl-2-oxoquinoline-3-carboxylic acid ethyl ester 
