Synonyms: sodium, (2R,3R,4R,5R)-5-(6-aminopurin-9-yl)-4-hydroxy-2-[(hydroxy-phos phonooxy-phosphoryl)oxymethyl]oxolan-3-olate, 9-[(2R,3R,4R,5R)-3,4-dih ydroxy-5-(hydroxymethyl)oxolan-2-yl]-3H-purin-6-one, [[[(2R,3R,4R,5R)- 3,4-dihydroxy-5-(6-oxo-3H-purin-9-yl)oxolan-2-yl]methoxy-hydroxy-phosp horyl]oxy-hydroxy-phosphoryl]oxyphosphonic acid, [[[(2R,3R,4R,5R)-5-(2 ,4-dioxopyrimidin-1-yl)-3,4-dihydroxy-oxolan-2-yl]methoxy-hydroxy-phos phoryl]oxy-hydroxy-phosphoryl]oxyphosphonic acid