821772-87-6

L-Valine,L-valylglycyl-L-isoleucyl-L-leucylglycyl-L-leucyl-L-alanyl-L-isoleucyl-L-alanyl-L-threonyl-L-valylglycyl-L-seryl-L-leucyl-L-leucylglycyl-L-leucylglycyl-