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Under IUPAC nomenclature, a molecule named 1-[9b-(4-fluorophenyl)sulfonyl-7-(1,1,1,2,3,3,3-heptafluoropropan-2-yl)-3,3a,4,5-tetrahydro-1H-benzo[e]isoindol-2-yl]-3-methylbutane-1,3-diol is given. What is its corresponding molecular formula?
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C26H27F8NO4S
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