Photoresist Chemicals 2(1H)-Quinolinone, 1-(2-cyclopropylethyl)-3-(1,1-dioxido-2H-pyrido[2,3-e]-1,2,4-thiadiazin- 3-yl)-6-fluoro-4-hydroxy- Cas：565449-32-3 Molecular Formula：C20H17FN4O4S