(3S)-3-[[2-[[(2S)-2-[(2-aminoacetyl)amino]-5-(diaminomethylideneamino)pentanoyl]amino]acetyl]amino]-4-[[(2S)-1-[(2S)-2-[[(1R)-1-carboxy-2-sulfanylethyl]carbamoyl]pyrrolidin-1-yl]-3-hydroxy-1-oxopropan-2-yl]amino]-4-oxobutanoic acid