Photoresist Chemicals 2,4-Thiazolidinedione, 5-[[4-[2-(methyl-2-pyridinylamino)ethoxy]phenyl]methyl]-, (2R,3R)-2,3-dihydroxybutanedioate (1:1) Cas：397263-86-4 Molecular Formula：C18H19N3O3S.C4H6O6