Synonyms: 5-n-Butyl-3-methyl-3H,5H-imidazo(4,5-c)quinolin-4-one;3,5-Dihydro-5-butyl-3-methyl-4H-imidazo(4,5-c)quinolin-4-one;4H-Imidazo(4,5-c)quinolin-4-one, 3,5-dihydro-5-butyl-3-methyl-;AC1MIQ3K;LS-80515;5-butyl-3-methylimidazo[4,5-c]quinolin-4-one;134049-67-5