L-Tryptophan, L-tryptophyl-L-leucyl-L-seryl-L-α-glutamyl-L-alanylglycyl-L-prolyl-L-valyl-L-valyl-L-threonyl-L-valyl-L-arginyl-L-alanyl-L-leucyl-L-arginylglycyl-L-threonylglycyl-L-seryl-
L-Tryptophan, L-tryptophyl-L-leucyl-L-seryl-L-α-glutamyl-L-alanylglycyl-L-prolyl-L-valyl-L-valyl-L-threonyl-L-valyl-L-arginyl-L-alanyl-L-leucyl-L-arginylglycyl-L-threonylglycyl-L-seryl- ·