CAS No 71800-36-7 , (2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[2-[[(2S)-1-[(2S)-1-[(2S)-2-[[(2S)-2,
6-diaminohexanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]
pyrrolidine-2-carbonyl]pyrrolidine-2-carbonyl]amino]acetyl]amino]-3-
phenylpropanoyl]amino]-3-hydroxypropanoyl]pyrrolidine-2-carbonyl]amino]-
3-phenylpropanoic acid