Chemical Name: (2S)-N-[(1S,2S,4S)-1-benzyl-2-hydroxy-4-[[(2S)-3-methyl-2-[[methyl[[2-(1-methylethyl)thiazol-4-yl]methyl]carbamoyl]amino]butanoyl]amino]-5-phenylpentyl]-3-methyl-2-[[methyl[[2-(1-methylethyl)thiazol-4-yl]methyl]carbamoyl]amino]butanamide (as per EP); (2S,2'S)-N,N'-[(2S,3S,5S)-3-Hydroxy-1,6-diphenylhexane-2,5-diyl]bis(2-{3-[(2-isopropylthiazol-4-yl)methyl]-3-methylureido}-3-methylbutanamide) (as per USP)