Photoresist Chemicals L-Aspartic acid, L-leucyl-L-alanyl-L-a-glutamyl-L-lysyl-L-lysyl-L-tyrosyl-L-prolyl-L-a-aspartyl-L -leucyl-L-asparaginyl-L-phenylalanyl- Cas：500602-26-6 Molecular Formula：C67H101N15O21