5-(benzyl-benzyloxy-amino)-4-{hydroxy-[3,4,5-tris-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-tetrahydro-pyran-2-yl]-methyl}-6-phenylsulfanyl-2-trimethylsilanyloxymethyl-tetrahydro-pyran-3-ol