(1R,2R,3S,4R)-2,3-isopropylidenedioxy-4-(4-methoxybenzyloxy)-5-cyclohexen-1-ol

tert-butyldimethylsilyl 4,6-di-O-benzyl-5a-carba-α-D-mannopyranoside

(1S,2R,5S)-2,5-Dihydroxy-cyclohex-3-ene-1,2-dicarboxylic acid dimethyl ester