4-N-(N-(n-propyl)carbamoylmethyl)amino-5-phenyl-7-(5-deoxy-2,3-O-isopropylidenyl-β-D-ribofuranosyl)pyrrolo[2,3-d]pyrimidine

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