L-Phenylalanine, L-tryptophyl-L-valylglycyl-L-methionyl-L-isoleucyl-L-a-aspartyl-L-prolyl-L-ser yl-L-asparaginyl-L-seryl-L-a-aspartyl-L-threonyl-L-arginyl-L-phenylalanyl-L- asparaginyl-L-threonyl-L