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-bromo-N-[4-[1-[2-(9H-carbazol-2-yloxy)ethylamino]-1-hydroxyethyl]phenyl]methanesulfonamide is given. What is its corresponding molecular formula?
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C23H24BrN3O4S
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