Photoresist Chemicals Butanamide, N-[3-[(3R,4S)-4-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-3-phenyl- 1-piperidinyl]-3-oxopropyl]-4-chloro- Cas：880093-18-5 Molecular Formula：C28H31ClF6N2O3