Fluorinated Pyrrolo[2,3-d]pyrimidine Nucleosides: 7- Fluoro-7-deazapurine 2′-Deoxyribofuranosides and 2′-Deoxy-2′-fluoroarabinofuranosyl Derivatives - Seela, Frank; Xu, Kuiying; Chittepu, Padmaja (Synthesis, 2006)