ethyl 3-O-benzyl-4-deoxy-4-fluoro-1-thio-β-L-rhamnopyranoside

ethyl 2-O-benzoyl-3,4-O-isopropylidene-1-thio-β-L-fucopyranoside

ethyl 2-O-benzoyl-3-O-benzyl-1-thio-β-L-fucopyranoside

ethyl 2-O-benzoyl-3-O-benzyl-4,6-dideoxy-4-fluoro-1-thio-β-L-glucopyranoside