bunazosin

4-amino-2-(4-butyrylhexahydro-1h-1,4-diazepin-1-yl)-6,7-dimethoxy-quinazoline

1-[4-(4-amino-6,7-dimethoxy-2-quinazolinyl)hexahydro-1h-1,4-diazepin-1-yl]-1-butanone