(3aR,5R,6R,6aR)-5-(2-Benzyloxy-ethyl)-6-benzyloxymethyl-2,2,6-trimethyl-tetrahydro-furo[2,3-d][1,3]dioxole

2,2-Dimethyl-propionic acid (2R,3R,4S,6R)-2-(2-benzyloxy-ethyl)-3-benzyloxymethyl-6-furan-2-yl-3-methyl-tetrahydro-pyran-4-yl ester

(2R,3S,4R,5R,6S)-2-(2-Benzyloxy-ethyl)-3-benzyloxymethyl-6-furan-2-yl-3-methyl-5-phenylselanyl-tetrahydro-pyran-4-ol

(2R,3S,4S,6R)-2-(2-Benzyloxy-ethyl)-3-benzyloxymethyl-6-(tert-butyl-diphenyl-silanyloxymethyl)-3-methyl-tetrahydro-pyran-4-ol