2(1H)-Lepidinone 2(1H)-Quinolinone, 4-methyl- 2-Hydroxylepidine 2-Lepidinol 4-Methyl-2(1H)-quinolinone 4-Methyl-2-quinolinol 4-Methyl-2-quinolone 4-Methylcarbostyril 4-Methylquinolin-2-one 607-66-9 Carbostyril, 4-methyl- NSC2057