(S)-1-(6-Benzoylamino-5-oxo-7-phenyl-heptanoyl)-pyrrolidine-2-carboxylic acid

benzyl N-benzoyl-α-(2-trimethylsilylethynyl)-phenylalanyl-glycinate

methyl 2-(benzamido)-2-benzylbut-3-ynoate

methyl 2-benzamido-2-(1-benzyl-1H-1,2,3-triazol-4-yl)-3-phenylpropanoate

2-benzoylamino-2-benzyl-but-3-enoic acid methyl ester