Fig. 2

Planned retrosynthetic analysis of the target oligosaccharides 1–7. Ac acetyl, Bn benzyl, Lev levulinoyl, Ph phenyl, PMB para-methoxybenzyl, SEt thioethyl, TBS tert-butyldimethylsilyl
Planned retrosynthetic analysis of the target oligosaccharides 1–7. Ac acetyl, Bn benzyl, Lev levulinoyl, Ph phenyl, PMB para-methoxybenzyl, SEt thioethyl, TBS tert-butyldimethylsilyl