(3aS,5R,6S,7S,7aS)-5-((S)-1,2-dihydroxyethyl)-2,6,7-trihydroxytetrahydro-3aH-[1,3,2]dioxaphospholo[4,5-b]pyran 2-oxide

(2S,3S,4S,5R,6R)-2-(((((((2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)(hydroxy)phosphoryl)oxy)(hydroxy)phosphoryl)oxy)-6-((S)-1,2-diacetoxyethyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate