Photoresist Chemicals Methanone, [(3S,4R)-4-(2,4-difluorophenyl)-1-(1,1-dimethylethyl)-3-pyrrolidinyl][(3S, 4S)-4-hydroxy-3-methoxy-4-phenyl-1-piperidinyl]- Cas：923948-29-2 Molecular Formula：C27H34F2N2O3