1897-90-1 2-(2-(3-Pyridyl)-ethenyl)-3-(o-tolyl)-4(3H)-quinazolinone 2-(beta-Pyridyl-(3'')-aethenyl)-3-(o-tolyl)chinazolinone-(4) [German] 3-(2-methylphenyl)-2-(2-(3-pyridinyl)ethenyl)-4(3H)-quinazolinone 4(3H)-Quinazolinone, 2-(2-(3-pyridyl)ethenyl)-3-(o-tolyl)- 4(3H)-Quinazolinone, 3-(2-methylphenyl)-2-(2-(3-pyridinyl)ethenyl)- 5-26-05-00124 (Beilstein Handbook Reference) B 201 BRN 0622820 SRC 909