((1R,2R,5R,6S)-2-Benzo[1,3]dioxol-5-yl-5,6-dihydroxy-cyclohex-3-enyl)-carbamic acid methyl ester

(1R,4R,5S,6R)-4,5-(isopropylidenedioxy)-7-(4'-methylphenylsulfonyl)-7-azabicyclo<4.1.0>hept-2-ene

(1R,4S,5S,6R)-3-bromo-4,5-(isopropylidenedioxy)-7-(4'-methylphenylsulfonyl)-7-azabicyclo<4.1.0>hept-2-ene

(1R,2S,5S,6R)-3,6-dibromo-1,2-O-isopropylidenecyclohex-3-ene-1,2,5-triol

(3aS,4S,5R,7aS)-5-Azido-7-bromo-2,2-dimethyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-4-ol