L-Proline,L-seryl-L-isoleucyl-L-lysyl-L-a-glutamyl-L-lysyl-L-isoleucyl-L-cysteinyl-L-lysyl-L-isoleucyl-L-isoleucyl-L-a-glutamyl-L-alanyl-L-lysyl-L-isoleucylglycyl-L-lysyl-L-lysyl-L-prolyl-L-prolyl-L-phenylalanyl-L-cysteinyl-