3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-6,2'-methano-cyclouridine

1-((6aR,8R,9aS)-2,2,4,4-tetraisopropyl-9-methylenetetrahydro-6H-furo[3,2-f][1,3,5,2,4]trioxadisilocin-8-yl)-pyrimidine-2,4(1H,3H)-dione

2'(R)-iodomethyl-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-5-bromouridine

5-bromo-5,6,-dihydro-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-6,2'-methano-cyclouridine

2'(R)-methanesulfonyloxymethyl-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)uridine