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 (5S,6S)-5-[(3R,5S)-3,5-dimethylpiperidine-1-carbonyl]-6-(4-fluorophenyl)-1-(4-methoxyphenyl)piperidin-2-one is given. What is its corresponding molecular formula?
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C26H31FN2O3
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