(3aS,4R,6R,7aS)-6-Allyl-4-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-[1,3]dioxolo[4,5-c]pyran-2-one

((3aS,4R,6R,7aS)-6-Allyl-2,2-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran-4-ylmethoxy)-tert-butyl-diphenyl-silane