Carcinoembryonic Antigen (CEA) (101-115)

(2S,3S)-2-[[(2S)-2-[[(2S)-1-[(2S)-6-amino-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-5-amino-2-[[2-[[(2S,3R)-2-amino-3-hydroxybutanoyl]amino]acetyl]amino]-5-oxopentanoyl]amino]-3-phenylpropanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-3-methylbutanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carbonyl]amino]-4-carboxybutanoyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]hexanoyl]pyrrolidine-2-carbonyl]amino]-3-hydroxypropanoyl]amino]-3-methylpentanoic acid