1 6JR 3-[(2s,4ar,6r,7r,7as)-2,7-dihydroxy-2-oxotetrahydro-2h,4h-2lambda~5~-furo[3,2-D][1,3,2]dioxaphosphinin-6-yl]-6-phenyl-3,4-dihydro-9h-imidazo[1,2-a]purin-9-one 1.000 2 6SW Inosine-3',5'-cyclic monophosphate 0.710