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