146345-90-6 H-Asp-tyr-D-trp-val-D-trp-D-trp-lys-OH L-Lysine, N2-(N-(N-(N-(N-(N-L-alpha-aspartyl-L-tyrosyl)-D-tryptophyl)-L-valyl)-D-tryptophyl)-D-tryptophyl)- Men 10,456 Men 10456