2407527-16-4(L-Proline, L-alanyl-3-[[1-oxo-6-(trimethylammonio)hexyl]amino]-D-alanyl-3-[[(2-hydroxyacetyl)amino]methyl]-L-phenylalanyl-1-[6-[[[4-(2-aminoethyl)phenyl]methyl](3-carboxy-1-oxopropyl)amino]hexyl]-5-fluoro-L-tryptophyl-(3S)-3-hydroxy-L-prolyl-L-threonyl-O-methyl-L-tyrosyl-2-methyl-, (4→1),(8→4)-dilac…)