allyl (3,4-di-O-benzyl-2-O-levulinoyl-α-L-rhamnopyranosyl)-(1→3)-2-O-acetyl-4-O-benzyl-α-L-rhamnopyranoside

(3,4-di-O-benzyl-2-O-levulinoyl-α-L-rhamnopyranosyl)-(1→3)-2-O-acetyl-4-O-benzyl-α/β-L-rhamnopyranose trichloroacetimidate

allyl (3,4-di-O-benzyl-α-L-rhamnopyranosyl)-(1→3)-2-O-acetyl-4-O-benzyl-α-L-rhamnopyranoside