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 methyl (2E)-2-[2-[(2,2-dimethyl-3H-1-benzofuran-7-yl)oxymethyl]phenyl]-2-methoxyiminoacetate is given. What is its corresponding molecular formula?
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C21H23NO5
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