3-((((Dimethylamino)methyl)amino)methyl)-4(3H)-quinazolinone dihydrochloride 4(3H)-Quinazolinone, 3-((((dimethylamino)methyl)amino)methyl)-, 2HCl 4(3H)-Quinazolinone, 3-((((dimethylamino)methyl)amino)methyl)-, dihydrochloride 75159-18-1