Photoresist Chemicals TIANFU-CHEM Urea, N-[(1R,2S)-2-[[3-(4-chlorophenoxy)-1-azetidinyl]methyl]cyclohexyl]-N’-(2 -ethyl-2H-tetrazol-5-yl)-, rel- Cas：848642-94-4 Molecular Formula：C20H28ClN7O2