allyl 3-O-(3,4-di-O-benzoyl-2-O-benzyl-α-L-fucopyranosyl)-2-O-benzyl-α-L-fucopyranoside

allyl 2,3-di-O-methyl-α-L-fucopyranoside

allyl 3-O-benzyl-2-O-methyl-α-L-fucopyranoside

allyl 4-O-benzoyl-2-O-methyl-α-L-fucopyranoside