(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-4-amino-2-[[(1R,7S,13S,16S,19S,25S,28S,31S,34S,37S,46S,49R)-49-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-3-hydroxy-propanoyl]amino]-4-methyl-pentanoyl]amino]-5-guanidino-pentanoyl]amino]-5-guanidi

(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-4-amino-2-[[(1R,7S,13S,16S,19S,25S,28S,31S,34S,37S,46S,49R)-49-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-amino-3-hydroxy-propanoyl]amino]-4-methyl-pentanoyl]amino]-5-guanidino-pentanoyl]amino]-5-guanidi