Photoresist Chemicals L-Alanine, L-methionyl-L-seryl-L-leucyl-L-cysteinyl-L-seryl-L-tyrosyl-L-alanyl-L-histidyl-L -alanyl-L-alanyl-L-alanyl- Cas：594857-35-9 Molecular Formula：C50H78N14O16S2