2-O-benzoyl-3-O-benzyl-4-O-levulinoyl-6-O-(p-methoxyphenyl)-β-L-idopyranosyl trichloroacetimidate

2-O-benzoyl-3-O-benzyl-4-O-levulinoyl-6-O-(p-methoxyphenyl)-α-L-idopyranosyl trichloroacetimidate