1-METHYL-2(H)QUINOLINONE 1-Methyl-2(1H)-quinolinone 1-Methyl-2(1H)-quinolone 1-Methyl-2-quinolone 1-Methylcarbostyril 2(1H)-Quinolinone, 1-methyl- 606-43-9 AI3-24119 Carbostyril, 1-methyl- (8CI) N-Methylcarbostyril NSC 5873