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What is the molecular formula of the compound with this IUPAC name 3-[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-dihydroxyoxolan-2-yl]methylamino]-4-(3-hydroxyanilino)cyclobut-3-ene-1,2-dione ?
user
C20H19N7O6
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