N-[(R)-2-(6-Benzyloxymethyl-tetrahydro-pyran-2-yloxy)-1-(4-hydroxy-butoxymethyl)-ethyl]-N-[(E)-5-(tert-butyl-diphenyl-silanyloxy)-pent-3-enyl]-4-methyl-benzenesulfonamide

N-[(R)-2-(6-Benzyloxymethyl-tetrahydro-pyran-2-yloxy)-1-(4-iodo-butoxymethyl)-ethyl]-N-[(E)-5-(tert-butyl-diphenyl-silanyloxy)-pent-3-enyl]-4-methyl-benzenesulfonamide