4-[2-((S)-2-Amino-4-phenyl-butyrylamino)-ethyl]-benzoic acid methyl ester

(S)-2-Amino-4-phenyl-N-(2-p-tolyl-ethyl)-butyramide

(S)-2-Amino-N-[2-(4-hydroxy-phenyl)-ethyl]-4-phenyl-butyramide

benzyl ((2S)-1-(((2S)-1-(benzo[d]oxazol-2-yl)-6-((tert-butoxycarbonyl)amino)-1-hydroxyhexan-2-yl)amino)-1-oxo-4-phenylbutan-2-yl)carbamate

((1S,2S)-3-Chloro-2-hydroxy-1-phenethyl-propyl)-carbamic acid benzyl ester