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system
Translate the chemical IUPAC name N-[4-[[1,4-benzodioxin-6-yl-(6-chloro-2-oxo-1,3-dihydroindol-3-yl)methylidene]amino]phenyl]-2-(dimethylamino)-N-methylacetamide into its molecular formula.
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C28H25ClN4O4
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