2,3:4,6-di-o-isopropylidene-(2R,3S,4S,5S)-2-(5-(benzyloxy)-pentyl)-5-(hydroxymethyl)tetrahydrofuran-2,3,4-triol

2,3-O-isopropylidene-(2R,3S,4S,5S)-5-(azidomethyl)-2-(5-(benzyloxy)pentyl)tetrahydrofuran-2,3,4-triol