IUPAC:(4aR,6R,7R,7aR)-6-(2-butanamido-6-oxo-6,9-dihydro-3H-purin-9-yl)-2-hydroxy-2-oxo-hexahydro-2lambda5-furo[3,2-d][1,3,2]dioxaphosphinin-7-yl butanoate sodium
IUPAC:(4aR,6R,7R,7aR)-6-(2-butanamido-6-oxo-6,9-dihydro-3H-purin-9-yl)-2-hydroxy-2-oxo-hexahydro-2lambda5-furo[3,2-d][1,3,2]dioxaphosphinin-7-yl butanoate sodium