1-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-4-(1-oxobutyl)hexahydro-1H-1,4-diazepine monohydrochloride 1H-1,4-Diazepine, hexahydro-1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-(1-oxobutyl)-, monohydrochloride 4-Amino-2-(4-butanoylhexahydro-1H-1,4-diazepin-1-yl)-6,7-dimethoxyquinazoline hydrochloride 52712-76-2 80755-51-7 Bunazocine hydrochloride Bunazosin hydrochloride DDQ DDQ (pharmaceutical) Detantol E-643 E643