115295-08-4 BC 197 BC-197 Boc-asp-tyr(SO3H)-ahx-lys-trp-ahx-asp-phe-NH2 Boc-asp-tyr(SO3H)-nle-lys-trp-nle-asp-phe-NH2 Boc-aspartyl-tyrosyl(SO3H)-norelucyl-lysyl-tryptophyl-norleucyl-aspartyl-phenylalaninamide L-Phenylalaninamide, N- ((1,1-dimethylethoxy)carbonyl)-D-alpha-aspartyl-O-sulfo-L-tyrosyl-L-norleucyl-D-lysyl-L-tryptophyl-L-norleucyl-L-alpha-aspartyl-, cyclic (1-4)-peptide L-Phenylalaninamide, N-((1,1-dimethylethoxy)carbonyl)-D-alpha-aspartyl-O-sulfo-L-tyrosyl-L-norleucyl-D-lysyl-L-tryptophyl-L-norleucyl-L-alpha-aspartyl-, cyclic (1-4)-peptide