[(2R,3R,4R,5R)-5-(adenin-9-yl)-3-hydroxy-4-(phosphonooxy)tetrahydrofuran-2-yl]methyl [(2R,3S,4S)-3,4-dihydroxytetrahydrofuran-2-yl]methyl dihydrogen diphosphate
[(2r,3r,4r,5r)-5-(adenin-9-yl)-3-hydroxy-4-(phosphonooxy)tetrahydrofuran-2-yl]methyl [(2r,3s,4s)-3,4-dihydroxytetrahydrofuran-2-yl]methyl dihydrogen diphosphate