Photoresist Chemicals L-Leucine, L-phenylalanyl-L-seryl-L-seryl-L-leucyl-L-phenylalanyl-L-phenylalanyl-L-prol yl-L-histidyl-L-tryptophyl-L-alanyl-L-glutaminyl- Cas:870131-26-3 Molecular Formula:C75H98N16O16