acetic acid 4-(tert-butyl-dimethyl-silanyloxy)-6-{5-[4-(tert-butyl-dimethyl-silanyloxy)-6-(2-hydroxy-3-methoxy-propyl)-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl]-2-oxo-[1,3]dioxolan-4-yl}-5-methoxy-hexyl ester

4-(tert-butyl-dimethyl-silanyloxy)-6-(5-{4-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-3-methoxy-propyl]-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl}-2-oxo-[1,3]dioxolan-4-yl)-5-methoxy-hexanal

4-{4-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-3-methoxy-propyl]-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl}-5-[3-(tert-butyl-dimethyl-silanyloxy)-6-hydroxy-2-methoxy-hexyl]-[1,3]dioxolan-2-one

acetic acid 4-(tert-butyl-dimethyl-silanyloxy)-6-(5-{4-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-3-methoxy-propyl]-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl}-2-oxo-[1,3]dioxolan-4-yl)-5-methoxy-hexyl ester

6-(tert-butyl-dimethyl-silanyloxy)-8-(5-{4-(tert-butyl-dimethyl-silanyloxy)-6-[2-(tert-butyl-dimethyl-silanyloxy)-3-methoxy-propyl]-2-methoxy-3,5-dimethyl-tetrahydro-pyran-2-yl}-2-oxo-[1,3]dioxolan-4-yl)-7-methoxy-2-methyl-oct-2-enal