2-(1-Methylethyl)-3-(4-pyridinyl)-4(3H)-quinazolinone 2-Isopropyl-3-(4-pyridyl)-3,4-dihydroquinazoline-4-one [French] 37389-71-2 4(3H)-Quinazolinone, 2-(1-methylethyl)-3-(4-pyridinyl)-