205586-54-5

L-Arginine,L-arginyl-L-arginyl-L-tryptophyl- L-cysteinyl-L-tyrosyl-L-arginyl-L-lysyl-Dlysyl- L-prolyl-L-tyrosyl-L-arginyl-L-lysyl- L-cysteinyl-,cyclic (4f13)-disulfide