英文名称
(S)-2-{(S)-2-[(S)-2-(2-{(S)-2-[(S)-2-[(S)-2-((S)-2-Acetylamino-propionylamino)-3-hydroxy-propionylamino]-3-(1H-imidazol-4-yl)-propionylamino]-4-methyl-pentanoylamino}-acetylamino)-4-methyl-pentanoylamino]-propionylamino}-5-guanidino-pentanoic acid