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

(1aR,3aS,6aS,6bR)-3-Bromo-5,5-dimethyl-1a,3a,6a,6b-tetrahydro-4,6-dioxa-1-aza-cyclopropa[e]indene-1-carboxylic acid methyl ester

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

((3aS,4R,5R,7aR)-2,2-Dimethyl-3a,4,5,7a-tetrahydro-[5,5']bi[benzo[1,3]dioxolyl]-4-yl)-carbamic acid methyl ester

((1R,2R,3R,4S,5S,6S)-2-Benzo[1,3]dioxol-5-yl-3,4,5,6-tetrahydroxy-cyclohexyl)-carbamic acid methyl ester