(S)-2-((R)-3-Benzyloxy-2-tert-butoxycarbonylamino-propionylamino)-3-phenyl-propionic acid methyl ester
methyl (2S)-2-amino-3-phenylpropanoate hydrochloride
N-Boc-D-serine(Bzl)-OH
methanesulfonyl chloride
(S)-2-((R)-2-Amino-3-benzyloxy-propionylamino)-3-phenyl-propionic acid methyl ester