Photoresist Chemicals Spiro[1H-indene-1,4′-piperidine], 1′-[3-[4-(1H-imidazo[4,5-c]pyridin-2-yl)phenyl]cyclopentyl]-3′-methyl-, (1R,3’R)- Cas：872612-07-2 Molecular Formula：C31H32N4