Photoresist Chemicals Benzenesulfonamide,4-[2-[3-(4-ethoxyphenyl)-1,5-diphenyl-1H-pyrazol-4-yl]diazenyl]-N-(5-methyl-1,3,4,cas:60928-90-7 Cas:60928-90-7 Molecular Formula:C32H27 N7 O3 S2