161925-76-4

L-Tryptophan,L-cysteinyl-L-threonyl-L-cysteinyl-L-lysyl-L-a-aspartyl-L-methionyl-L-threonyl-L-a-aspartyl-L-lysyl-L-a-glutamyl-L-cysteinyl-L-leucyl-L-tyrosyl-L-phenylalanyl-L-cysteinyl-L-histidyl-L-glutaminylglycyl-L-isoleucyl-L-isoleucyl-,cyclic (1&reg