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 N-[2-[1-[2-(3,4-dimethylphenoxy)acetyl]piperidin-2-yl]ethyl]methanesulfonamide is given. What is its corresponding molecular formula?
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C18H28N2O4S
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