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-(2-butan-2-ylphenoxy)-N-[2-methyl-3-(2-methylimidazol-1-yl)propyl]acetamide is given. What is its corresponding molecular formula?
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C20H29N3O2
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