4,5-Dihydro-2-methyl-6H-imidazo(4,5,1-ij)quinolin-6-one oxime hydrochloride 65241-31-8 6H-Imidazo(4,5,1-ij)quinolin-6-one, 4,5-dihydro-2-methyl-, oxime, monohydrochloride