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For the molecule named 2-[[5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl]sulfanyl]-N-[5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl]acetamide by IUPAC nomenclature, provide its molecular formula.
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C13H7ClF3N5O2S2
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