benzyl 4,6-O-benzylidene-2-benzyloxyacetamido-3-O-<1-(R)-carboxyethyl>-2-deoxy-α-D-glucopyranoside
N-(t-butoxycarbonyl)-O-benzyl-L-serine N-hydroxy-5-norbornene-2,3-dicarboximide ester
2-benzyloxyacetic anhydride
N-tert-butoxycarbonyl-D-glutamic acid α-p-nitrophenyl-γ-benzyl ester
D-Glutaminsaeure-α-amid-γ-benzylester