You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Translate the chemical IUPAC name N-[1-(6-cyano-2,3,4-trihydroxyphenyl)heptan-2-yl]-2-(ethylsulfonylamino)-1,3-thiazole-4-carboxamide into its molecular formula.
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C20H26N4O6S2
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