IUPAC:1-[(2R,3S,4R,5R)-5-{[({[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl phosphonato)oxy]methyl}-3-fluoro-4-hydroxyoxolan-2-yl]-3-carbamoyl-1lambda5-pyridin-1-ylium
IUPAC:1-[(2R,3S,4R,5R)-5-{[({[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl phosphonato)oxy]methyl}-3-fluoro-4-hydroxyoxolan-2-yl]-3-carbamoyl-1lambda5-pyridin-1-ylium