Photoresist Chemicals Carbamic acid, [(1S)-2-[4-[2-(1,1-dimethylethyl)-1-methyl-1H-imidazol-4-yl]phenyl]-1-(1 H-imidazol-2-yl)ethyl]-, 1,1-dimethylethyl ester Cas：869570-08-1 Molecular Formula：C24H33N5O2