英文别名
                        H-Met-Gly-Met-Gly-Met-Gly-Met-Gly-OH;2-[[(2S)-2-[[2-[[(2S)-2-[[2-[[(2S)-2-[[2-[[(2S)-2-amino-4-methylsulfanylbutanoyl]amino]acetyl]amino]-4-methylsulfanylbutanoyl]amino]acetyl]amino]-4-methylsulfanylbutanoyl]amino]acetyl]amino]-4-methylsulfanylbutanoyl]amino]acetic acid