85139-12-4 H 142 H-142 L-Lysine, N2-(N-(N-(N-(4-methyl-2-((N-(N-(1-(N-L-prolyl-L-histidyl)-L-prolyl)-L-phenylalanyl)-L-histidyl)amino)pentyl)-L-valyl)-L-isoleucyl)-L-histidyl)-, (S)-