(2S)-2-[[(1S)-5-[[4-[2-[[(2S)-1-[[(2S)-1-[[(1R)-2-[2-[[[(2S,4R)-4-[[2-[(1R,3R)-1-acetyloxy-3-[butanoyloxymethyl-[(2S,3S)-3-methyl-2-[[(2R)-1-methylpiperidine-2-carbonyl]amino]pentanoyl]amino]-4-methylpentyl]-1,3-thiazole-4-carbonyl]amino]-5-(4-hydroxyphenyl)-2-methylpentanoyl]amino]carbamoyloxy]ethyldisulfanyl]-1-carboxyethyl]amino]-3-carboxy-1-oxopropan-2-yl]amino]-3-carboxy-1-oxopropan-2-yl]amino]-2-oxoethyl]phenyl]methylcarbamoylamino]-1-carboxypentyl]carbamoylamino]pentanedioic acid