(R)-2-((2S,3R,4S,5S)-3-Benzyloxy-4-methoxy-5-methyl-tetrahydro-pyran-2-yl)-1,4-dioxa-spiro[4.5]decane

(3R,4S,5R)-5-((R)-(R)-1,4-Dioxa-spiro[4.5]dec-2-yl-triethylsilanyloxy-methyl)-4-methoxy-3-methyl-dihydro-furan-2-one

(2S,3S,4R,5R,6R)-4-Benzyloxy-6,7-cyclohexylidenedioxy-3-methoxy-2-methyl-5-methylsulfonyloxyheptan-1-ol

Acetic acid (1S,2S,3S)-4-(tert-butyl-diphenyl-silanyloxy)-1-((R)-(R)-1,4-dioxa-spiro[4.5]dec-2-yl-hydroxy-methyl)-2-methoxy-3-methyl-butyl ester

(1R,2S,3S,4S)-2-Benzyloxy-5-(tert-butyl-diphenyl-silanyloxy)-1-(R)-1,4-dioxa-spiro[4.5]dec-2-yl-3-methoxy-4-methyl-pentan-1-ol