Syringostatin A

N-(3-Hydroxytetradecanoyl)cyclo(L-Ser-D-A2bu-L-A2bu-D-Hse-L-Orn-L-aThr-[(Z)-2-amino*-3-hydroxy-2-butenoyl]-[(3S)-3-hydroxy-L-Asp-]-4-chloro-L-Thr-)