Photoresist Chemicals Furo[3,4-b]quinoxalin-1(3H)-one, 3-[2,2-bis[4-(diethylamino)phenyl]-1-methylethenyl]-3-(1-ethyl-2-methyl-1 H-indol-3-yl)- Cas:61681-92-3 Molecular Formula:C44H47N5O2