[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

{7-[(3aR,4R,6R,6aR)-6-(tert-Butyl-dimethyl-silanyloxymethyl)-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

4-N-phenylamino-5-phenyl-7-(3,5-di-O-toluoyl-2-deoxy-β-D-erythropentofuranosyl)pyrrolo[2,3-d]pyrimidine

5-phenyl-4-N-phenylaminopyrrolo[2,3-d]pyrimidine

4-N-(4-methylphenyl)amino-5-phenylpyrrolo[2,3-d]pyrimidine