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-(1,3-benzothiazol-2-yl)-1-(5-bromo-3-methylfuran-2-carbonyl)pyrrolidine-2-carboxamide is given. What is its corresponding molecular formula?
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C18H16BrN3O3S
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