(2s)-n-[(1s)-2-[[(1s)-4-amino-1-[[(1s)-1-benzyl-2-[[(1s)-1-[[2-[[(1s)-2-[[(1s)-1-carbamoyl-4-guanidino-butyl]amino]-1-(hydroxymethyl)-2-oxo-ethyl]amino]-2-oxo-ethyl]carbamoyl]-2-methyl-propyl]amino]-2-oxo-ethyl]carbamoyl]-4-oxo-butyl]amino]-1-(hydroxymeth |
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