1D-(1,2,3/4)-3,4-di-O-benzyl-2-<(tert-butoxycarbonyl)amino>-1-O-tetrahydropyranyl-5-cyclohexene-1,3,4-triol

(1S,5S,6R)-5,6-bis(benzyloxy)-2-oxocyclohex-3-en-1-yl 4-nitrobenzoate