(2S,3S,4S)-3-hydroxy-4-hydroxymethyl-3-O,O-(hydroxymethyl)-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-((thymin-1-yl)methyl)tetrahydrofuran

(2S,3S,4S)-3-hydroxy-4-hydroxymethyl-3-O,O-(hydroxymethyl)-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-((p-toluenesulfonyloxy)methyl)tetrahydrofuran

(2S,3S,4R)-3,4-dihydroxy-4-hydroxymethyl-3-O,O-(hydroxymethyl)-(1,1,3,3-tetraisopropyldisiloxane-1,3-diyl)-2-((p-toluenesulfonyloxy)methyl)tetrahydrofuran

(2R,3S,4S)-3-benzyloxy-4-benzyloxymethyl-2-formyl-4-hydroxytetrahydrofuran

methyl 3,5-di-O-benzyl-4-C-methylsulfonyloxymethyl-α,β-D-ribofuranoside