The molecule is a twelve-membered oligopeptide comprising AcAsp, Lys, Ala, Thr, Ile, Gly, Phe, Glu, Val, Gln, Glu and Glu residues joined in sequence.
(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S,3S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-carboxypropanoyl]amino]-6-aminohexanoyl]amino]propanoyl]amino]-3-hydroxybutanoyl]amino]-3-methylpentanoyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-carboxybutanoyl]amino]-3-methylbutanoyl]amino]-5-amino-5-oxopentanoyl]amino]-4-carboxybutanoyl]amino]pentanedioic acid