(3R,4R,5R)-5-tert-butyldimethylsiloxy-3,4-O-isopropylidenedioxy-1-cyclohexene

(3S,4S,5R)-5-Allyl-3,4-bis-(tert-butyl-dimethyl-silanyloxy)-dihydro-furan-2-one

(3S,4S,5R)-5-Allyl-3,4-bis-(tert-butyl-dimethyl-silanyloxy)-tetrahydro-furan-2-ol

bis-TBDMS ether of (+)-aspicilin

(4S,5R)-5-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-but-3-enyl]-2,2-dimethyl-[1,3]dioxolane-4-carbaldehyde