2'-O-(2-Trifluoromethyl-3,3,3-trifluoropropanoxymethyl)-3',5'-O-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)uridine

2'-O-(2-trifluoromethyl-3,3,3-trifluoropropanoxymethyl)uridine