Photoresist Chemicals Urea, N-[4-[(4-chloro-2-cyclopropyl-3H-imidazo[4,5-c]pyridin-3-yl)methyl]phen yl]-N’-[3-(trifluoromethyl)phenyl]- Cas：883753-06-8 Molecular Formula：C24H19ClF3N5O