7-Methyl-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid

8-chloro-7-methyl-quinolin-4-ol

7-甲基-2,3-二氢-4(1H)-喹啉酮

8-chloro-4-hydroxy-7-methyl-quinoline-3-carboxylic acid

ethyl 8-chloro-7-methyl-4-oxo-1H-quinoline-3-carboxylate