Chemical Formula: C23H33N7O19P3S-5

[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-2-[[[[(3R)-4-[[3-(2-formylsulfanylethylamino)-3-oxopropyl]amino]-3-hydroxy-2,2-dimethyl-4-oxobutoxy]-oxidophosphoryl]oxy-oxidophosphoryl]oxymethyl]-4-hydroxyoxolan-3-yl] phosphate;formate