英文名称
(2S)-2-[[(2S)-4-amino-2-[[(2S)-2-[[(2S)-5-amino-2-[[(2S)-4-amino-2-[[(2S)-4-carboxy-2-[[(2S)-2,4-diamino-4-oxobutanoyl]amino]butanoyl]amino]-4-oxobutanoyl]amino]-5-oxopentanoyl]amino]-4-carboxybutanoyl]amino]-4-oxobutanoyl]amino]pentanedioic acid