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

((2R,3aS,5S,5'R,6S,6''S,7aS)-2-(((tert-butyldiphenylsilyl)oxy)methyl)-6-methyldecahydro-4''H-trispiro[furo[3,2-b]pyran-5,2'-furan-5',2''-pyran-3'',2'''-[1,3]dithian]-6''-yl)methyl benzoate

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)-1-{2-[2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethyl]-[1,3]dithian-2-yl}-propan-1-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)-1-{2-[2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethyl]-[1,3]dithian-2-yl}-propan-1-ol