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 5-[[(3S)-3-ethyl-4-(2-methoxyethyl)piperazin-1-yl]methyl]-2-methylquinolin-8-ol is given. What is its corresponding molecular formula?
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C20H29N3O2
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