methyl (S)-2-ethyloxycarbonylamino-3-phenylpropanoate

Cbz-L-Phe-OTfe

(S)-4-benzyl-3-((S)-2-((R)-1-hydroxyethyl)but-3-enoyl)-5,5-dimethyloxazolidin-2-one

(S)-5-carbamoyl-10,11-dihydro-5H-dibenzo[b,f]azepin-10-yl (isobutoxycarbonyl)-L-phenylalaninate

(3S,4S)-tert-butyl 4-(N,N-dibenzylamino)-3-hydroxy-5-phenylpentanoate