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What is the molecular formula of the compound with this IUPAC name 2,3-dimethylbutan-2-yl-[[(1S,4R)-4-[(5-fluoro-2,4-dioxopyrimidin-1-yl)methyl]-2-formylcyclopent-2-en-1-yl]methoxy]sulfanium ?
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C18H26FN2O4S+
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