Photoresist Chemicals Methanesulfonamide, N-[4-[4-[[4-[[[(4-fluorophenyl)amino]carbonyl]phenylamino]-1-piperidinyl] methyl]-3,5-dimethyl-1H-pyrazol-1-yl]phenyl]-, dihydrochloride Cas:880357-04-0 Molecular Formula:C31H35FN6O3S.2ClH