[(3aR,4aR,7aR,8R,8aS)-8-(tert-Butyl-dimethyl-silanyloxy)-2,2,6,6-tetramethyl-tetrahydro-benzo[1,2-d;4,5-d']bis[1,3]dioxol-3a-yl]-diphenyl-methanol

(3aR,7S,7aR)-7-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-3a,4,7,7a-tetrahydro-benzo[1,3]dioxole-5-carboxylic acid methyl ester

(1S,3R,4S,5R)-3,4-O-isopropylidene-1,5-quinic lactone

(3aS,4R,4aS,7aR,8aR)-7a-(Hydroxy-diphenyl-methyl)-2,2,6,6-tetramethyl-hexahydro-benzo[1,2-d;4,5-d']bis[1,3]dioxol-4-ol

(3aR,7S,7aS)-7-Hydroxy-2,2-dimethyl-3a,4,7,7a-tetrahydro-benzo[1,3]dioxole-5-carboxylic acid methyl ester