Photoresist Chemicals 2-Pyrrolidinone, 1-[[6-(cyclobutylmethoxy)-2-(trifluoromethyl)imidazo[1,2-b]pyridazin-3-yl] methyl]-4-(2,2-difluoroethenyl)- Cas：916253-99-1 Molecular Formula：C19H19F5N4O2