Photoresist Chemicals Urea, N-[1,1′-biphenyl]-4-yl-N’-[[5-[1,4-dihydro-6-[(4-methyl-1-piperazinyl)meth yl]indeno[1,2-c]pyrazol-3-yl]-2-thienyl]methyl]- Cas：866853-09-0 Molecular Formula：C34H34N6OS