7-[5-[(aminosulfonyl)amino]-5-deoxy-β-D-ribofuranosyl]-5-[2-(2-ethoxy-6-fluorophenyl)ethynyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine

7-[5-[(aminosulfonyl)amino]-5-deoxy-β-D-ribofuranosyl]-5-[2-(2-ethoxy-6-fluorophenyl)ethynyl]-7H-pyrrolo[2,3-d]pyrimidin-4-amine