185533-80-6

L-arginylglycylglycyl-L-arginyl-L-leucyl-Lcysteinyl-L-tyrosyl-L-cysteinyl-Larginyl-L-prolyl-L-arginyl-L-phenylalanyl-L-cysteinyl-L-valyl-L-cysteinyl-L-valylglycylcyclic(6f15),(8f13)-bis(disulfide)