1-(5-O-tert-butyldimethylsilyl-2,3-O-isopropylidene-1-deoxy-β-D-ribofuranos-1-yl)-5-phenylpent-4-yn-3-one

1-(5-O-tert-butyldiphenylsilyl-2,3-O-isopropylidene-1-deoxy-β-D-ribofuranos-1-yl)-5-phenylpent-4-yn-3-one

(3R,S)-1-[3,5-O-(tetraisopropyldisiloxane-1,3-diyl)-1,2-dideoxy-β-D-ribofuranos-1-yl]pent-4-yn-3-ol

(3R,S)-1-[3,5-O-(tetraisopropyldisiloxane-1,3-diyl)-1,2-dideoxy-β-D-ribofuranos-1-yl]pent-4-yn-3-one

((3aR,4R,6R,6aS)-6-Allyl-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethoxy)-tert-butyl-dimethyl-silane