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-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)-N-ethyl-4-(1-hydroxyethyl)-3,5-dimethyl-1H-pyrrole-2-carboxamide is given. What is its corresponding molecular formula?
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C20H26N2O4
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