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 2-(3-ethoxyphenoxy)-N-[2-[6-(4-methoxyphenyl)pyridazin-3-yl]oxyethyl]acetamide is given. What is its corresponding molecular formula?
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C23H25N3O5
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