1 D4F [[(2r,3s,4r,5r)-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl] (4s)-2-(6-oxidanyl-1,3-benzothiazol-2-yl)-4,5-dihydro-1,3-thiazole-4-carboxylate 1.000 2 PR8 5'-O-[(R)-hydroxy{[(2s)-pyrrolidin-2-ylcarbonyl]oxy}phosphoryl]adenosine 0.707