1 D66 N-[(2s,3r)-3-amino-2-hydroxy-4-(4-methoxyphenyl)butanoyl]-L-leucine 1.000 2 BES 2-(3-amino-2-hydroxy-4-phenyl-butyrylamino)-4-methyl-pentanoic acid 0.917 3 EBT N-[(2r,3r)-3-amino-2-hydroxy-4-phenylbutanoyl]-L-leucine 0.917 4 8KO (2s)-2-[[(2s,3r)-3-azanyl-2-oxidanyl-4-phenyl-butanoyl]amino]-4-methyl-N-oxidanyl-pentanamide 0.808 5 D50 N-{(2s,3r)-3-amino-4-[4-(benzyloxy)phenyl]-2-hydroxybutanoyl}-L-leucine 0.800 6 36D N-[(2r,3s)-3-amino-2-hydroxy-4-(thiophen-2-yl)butanoyl]-L-norvaline 0.760 7 TVA N-[(2r,3s)-3-amino-2-hydroxy-4-(thiophen-2-yl)butyl]-L-norvaline 0.720