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What is the molecular formula of the compound with this IUPAC name (1R,2S,7R,8R)-5-(1,1,2,2-tetrafluoroethylsulfanyl)-4-(trifluoromethyl)-3-oxatricyclo[6.2.1.02,7]undeca-4,9-dien-6-one ?
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C13H9F7O2S
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