Photoresist Chemicals 1,3,4-Thiadiazole-2-butanamide, 3-(2,2-dimethyl-1-oxopropyl)-2,3-dihydro-N-(2-hydroxyethyl)-5-[(1-oxo-2 -phenylpropyl)amino]-2-phenyl- Cas：910664-45-8 Molecular Formula：C28H36N4O4S