Chemical Formula: C24H31N7O17P2

{[5-(6-amino-9H-purin-9-yl)-3,4-dihydroxy-2-[(2-oxopropanoyl)oxy]oxolan-2-yl]methoxy}[({[5-(3-carbamoyl-1,4-dihydropyridin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy}(hydroxy)phosphoryl)oxy]phosphinic acid

[5-(6-aminopurin-9-yl)-2-[[[[5-(3-carbamoyl-4H-pyridin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-hydroxyphosphoryl]oxymethyl]-3,4-dihydroxyoxolan-2-yl] 2-oxopropanoate