((2R,3aS,3''R,5R,5'R,6S,6''S,7aS)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-6-methyl-3''-((triethylsilyl)oxy)dodecahydrodispiro[furo[3,2-b]pyran-5,2'-furan-5',2''-pyran]-6''-yl)methanol

((2R,3aS,3''R,5R,5'R,6S,6''S,7aS)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-6-methyl-3''-((triethylsilyl)oxy)dodecahydrodispiro[furo[3,2-b]pyran-5,2'-furan-5',2''-pyran]-6''-yl)methyl pivalate

(S)-1-[(2S,3S,5R)-3-(tert-Butyl-dimethyl-silanyloxy)-5-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-2-methyl-hept-6-en-3-one

3-(2-{(S)-2-[(2S,3S,5R)-3-(tert-Butyl-dimethyl-silanyloxy)-5-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-1-methyl-ethyl}-[1,3]dioxolan-2-yl)-propionaldehyde

2-But-3-enyl-2-{(S)-2-[(2S,3S,5R)-3-(tert-butyl-dimethyl-silanyloxy)-5-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-1-methyl-ethyl}-[1,3]dioxolane