Photoresist Chemicals L-Lysine, L-valyl-L-alanyl-L-alanyl-L-leucylglycyl-L-seryl-L-a-aspartyl-L-prolyl-L-histidyl -L-isoleucyl-L-seryl-L-methionyl- Cas：923261-02-3 Molecular Formula：C57H96N16O18S