Synonyms: 3,5-Dihydro-5-butyl-3-(1-methylethyl)-4H-imidazo(4,5-c)quinolin-4-one monohydrochloride;5-n-Butyl-3-isopropyl-3H,5H-imidazo(4,5-c)quinolin-4-one hydrochloride;4H-Imidazo(4,5-c)quinolin-4-one, 3,5-dihydro-5-butyl-3-(1-methylethyl)-, monohydrochloride;AC1MIQ3P;LS-80517;5-butyl-3-propan-2-ylimidazo[4,5-c]quinolin-4-one hydrochloride;134049-70-0