You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N-[[4-(3,4-dichlorophenyl)-5-[2-(2,5-dimethylanilino)-2-oxoethyl]sulfanyl-1,2,4-triazol-3-yl]methyl]-3,4-dimethylbenzamide by IUPAC nomenclature, provide its molecular formula.
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C28H27Cl2N5O2S
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