benzyl chloroformate
[(R)-1-Benzyl-2-(3,5-dimethyl-pyrazol-1-yl)-2-oxo-ethyl]-carbamic acid benzyl ester
(2S,3R)-3-benzyloxycarbonylamino-2-hydroxy-4-phenyl-butanoic acid
(R)-benzyl 2-amino-4-methylpentanoate p-toluenesulfonate salt
D-leucine benzyl ester