You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 3-[4-[[3,4-bis(methylsulfonyl)phenyl]diazenyl]-N-(4-hydroxybutyl)-3-methylanilino]propanenitrile is given. What is its corresponding molecular formula?
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C22H28N4O5S2
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