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What is the molecular formula of the molecule 2-amino-9-[(3R,4S)-3-[2-[(1S,4R,7S)-3-(6-aminopurin-9-yl)-7-hydroxy-2,5-dioxabicyclo[2.2.1]heptan-1-yl]ethoxy-hydroxyphosphinothioyl]oxy-4-hydroxy-5-(hydroxymethyl)thiolan-2-yl]-1H-purin-6-one ?
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C22H27N10O9PS2
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