3-[2-(Diethylamino)ethyl]-4(3H)-quinazolinone dihydrobromide 4(3H)-Quinazolinone, 3-[2-(diethylamino)ethyl]-, dihydrobromide 5455-88-9 NSC5464 WLN: T66 BVN ENJ C2N2&2 &EH 2