You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-methyl-5-[(4-piperidin-1-ylsulfonyl-1,4-diazepan-1-yl)methyl]-1,3,4-thiadiazole into molecular formula.
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C14H25N5O2S2
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