Photoresist Chemicals 1,3,8-Triazaspiro[4.5]decan-4-one, 8-[[4-chloro-2,5-dihydro-2-methyl-5-oxo-1-[4-(trifluoromethoxy)phenyl]-1 H-pyrazol-3-yl]methyl]-1-phenyl- Cas:897667-46-8 Molecular Formula:C25H25ClF3N5O3