syringomycin

N-[3-(Hydroxy)dodecanoyl]cyclo(L-Ser-D-Ser-L-A2bu-D-A2bu-L-Arg-L-Phe-[(Z)-2-amino*-3-hydroxy-2-butenoyl]-[(3S)-3-hydroxy-L-Asp-]-4-chloro-L-Thr-)