((S)-2-azido-2-((4S,5S)-2,2-dimethyl-5-tetradecyl-1,3-dioxolan-4-yl)ethoxy)(tert-butyl)dimethylsilane

((3S,3aS,6aS)-5-Oxo-hexahydro-furo[3,2-b]furan-3-yl)-carbamic acid benzyl ester