(E)-ethyl 3-((3aR,5R,6S,6aR)-6-(benzyloxy)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-2-bromoacrylate

methyl 2,3-di-O-benzoyl-4-bromo-4-deoxy-D-xylopyranoside

methyl 2,3-di-O-benzoyl-4-O-trifluoromethylsulfonyl-α-L-arabinopyranoside

(2S,3R,4S,5R)-5-hydroxy-2-methoxytetrahydro-2H-pyran-3,4-diyl dibenzoate