L-Leucine,L-seryl-L-a-aspartylglycyl-L-leucyl-L-alanyl-L-valyl-L-valyl-L-threonyl-L-alanyl-L-valyl-L-valyl-L-valyl-L-valyl-L-seryl-L-arginyl-L-prolyl-L-valyl-L-leucyl-L-alanyl-L-valyl-L-alanyl-L-alanyl-L-alanyl-L-alanyl-L-isoleucyl-L-lysyl-L-valylglycyl-L
CAS No. 800384-73-0