1 0IU (2s)-2-[(2-amino-1,3-thiazol-4-yl)methyl]-N~1~-[(1s,2r,3r)-1-(cyclohexylmethyl)-2,3-dihydroxy-5-methylhexyl]-N~4~-[2-(D imethylamino)-2-oxoethyl]-N~4~-[(1s)-1-phenylethyl]butanediamide 1.000 2 0QB (2s)-2-[(2-amino-1,3-thiazol-4-yl)methyl]-N~1~-{(1s,2s)-1-(cyclohexylmethyl)-2-hydroxy-2-[(3r)-1,5,5-trimethyl-2-oxopyrrolidin-3-yl]ethyl}-N~4~-[2-(dimethylamino)-2-oxoethyl]-N~4~-[(1s)-1-phenylethyl]butanediamide 0.722