L-Valine, L-cysteinyl-L-seryl-L-leucyl-L-histidyl-L-seryl-L-alanyl-L-cysteinyl-L-cysteinyl- L-serylglycyl-L-a-aspartyl-L-prolyl-L-alanyl-L-seryl-L-seryl-L-arginyl-L-leucyl- L-tryptophylglycyl-L-ala