(1R,2R,3S,4R)-5-iodo-5-cyclohexene-1,2,3,4-tetraol

(3aS,4R,5R,7aR)-6-iodo-2,2-dimethyl-3a,4,5,7a-tetrahydro-1,3-benzodioxole-4,5-diol

(3aR,4S,5R,7aR)-4-acetyloxy-6-iodo-2,2-dimethyl-3a,4,5,7a-tetrahydro-1,3-benzodioxol-5-yl acetate

(1S,2R,3S,4R)-3-[1-(tert-butyl)-1,1-dimethylsilyl]oxy-5-iodo-5-cyclohexene-1,2,4-triol

(1R,2S,5R,6S)-2,5,6-tri(acetyloxy)-4-iodo-3-cyclohexenyl acetate