Selectively protecting functional groups to prevent unwanted reactions during the synthesis.
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N,N-diethyl-2-(tert-butyldimethylsilyloxy)-4-methylbenzamide
dimethylthexylsilyl O-(methyl 2-O-levulinoyl-3-O-benzyl-4-O-(9-O-fluorenylmethoxycarbonyl)-β-D-glucopyranosyluronate)-(1->4)-O-2-azido-3-O-benzyl-2-deoxy-6-O-acetyl-β-D-glucopyranoside
