4-(tert-butyl-dimethyl-silanyloxy)-6-{2-(tert-butyl-dimethyl-silanyloxy)-5-[4-cyano-6-(1-hydroxymethyl-propyl)-2,2-dimethyl-[1,3]dioxan-4-yl]-pentyl}-2-[3-(diethoxy-phosphoryl)-2-oxo-propyl]-6-methoxy-tetrahydro-pyran-3-carboxylic acid methyl ester

4-(tert-butyl-dimethyl-silanyloxy)-6-{2-(tert-butyl-dimethyl-silanyloxy)-5-[6-(1-carboxy-propyl)-4-cyano-2,2-dimethyl-[1,3]dioxan-4-yl]-pentyl}-2-[3-(diethoxy-phosphoryl)-2-oxo-propyl]-6-methoxy-tetrahydro-pyran-3-carboxylic acid methyl ester