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 3-[[4-chloro-5-methyl-2-(2-oxo-1H-pyridin-3-yl)phenoxy]methyl]-1H-pyridazin-6-one is given. What is its corresponding molecular formula?
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C17H14ClN3O3
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