CAS No 89105-94-2 , (2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-6-amino-2-[[(2S)-2-
[[2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-3-(1H-imidazol-5-yl)propanoyl]
amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylpentanoyl]amino]
acetyl]amino]acetyl]amino]propanoyl]amino]hexanoyl]amino]-5-
oxopentanoyl]amino]propanoyl]amino]acetyl]amino]-3-carboxypropanoyl]
amino]-3-methylbutanoic acid