2-(4-chloro-5-iodopyrrolo[2,3-d]pyrimidin-7-yl)-5-(hydroxymethyl)oxolane-3,4-diol

2-(4-aminopyrazolo[3,4-b]pyridin-1-yl)-5-(hydroxymethyl)oxolane-3,4-diol

(1R,4S,5S)-(+)-4,5-O-isopropylidene-1-hydroxymethyl-2-cyclopenten-1-ol

1-((3aR,4R,6R,6aR)-6-(((tert-butyldimethylsilyl)oxy)methyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-4-chloro-1H-pyrazolo[3,4-b]pyridine

(4R,5S)-1-(2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl)-2-propen-1-ol