英文别名
(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-aminopropanoyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]propanoyl]amino]propanoyl]amino]propanoyl]amino]propanoyl]amino]propanoyl]amino]propanoyl]amino]propanoic acid