Photoresist Chemicals L-Lysine, L-threonyl-L-prolyl-L-prolyl-L-lysyl-L-lysyl-L-lysyl-L-arginyl-L-lysyl-L-valyl-L-a- glutamyl-L-a-aspartyl-L-prolyl-L-lysyl-L-lysyl-L-lysyl- Cas:871347-28-3 Molecular Formula:C87H159N27O22