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 6-[3-cyano-1-cyclobutyl-6-(difluoromethoxy)indol-2-yl]-N-[1-(fluoromethyl)cyclopropyl]pyridine-3-sulfonamide is given. What is its corresponding molecular formula?
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C23H21F3N4O3S
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