[7-((3aR,4R,6R,6aR)-6-Azidomethyl-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl]-phenyl-amine

5-azido-5-deoxy-2,3-O-isopropylidene-β-D-ribofuranosyl chloride

7-[(3aR,4R,6R,6aR)-6-(aminomethyl)-2,2-dimethyl-tetrahydro-2H-furo[3,4-d][1,3]dioxol-4-yl]-5-bromo-7H-pyrrolo[2,3-d]pyrimidin-4-amine

4-chloro-5-iodo-7-(5-amino-5-deoxy-2,3-O-isopropylidene-β-D-ribofuranosyl)pyrrolo[2,3-d]pyrimidine