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Under IUPAC nomenclature, a molecule named ethyl (2Z)-5-(1,3-benzodioxol-5-yl)-2-[(2-bromo-4,5-dimethoxyphenyl)methylidene]-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate is given. What is its corresponding molecular formula?
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C26H23BrN2O7S
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