Photoresist Chemicals L-Lysine, L-leucyl-L-leucylglycyl-L-asparaginyl-L-valyl-L-leucyl-L-valyl-L-threonyl-L-val yl-L-leucyl-L-alanyl-L-isoleucyl-L-histidyl-L-phenylalanylglycyl- Cas:93265-72-6 Molecular Formula:C81H136N20O19