KK 3

4-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]-methyl-amino]-N-[(2S)-1 -hydroxy-3-phenyl-propan-2-yl]butanamide

(αS)-α-Amino-4-hydroxy-N-[4-[[(1S)-1-(hydroxymethyl)-2-phenylethyl]amino]-4-oxobutyl]-N-methylbenzenepropanamide