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 (2R)-N-(4-cyanophenyl)-2-[4-[(R)-hydroxy(phenyl)methyl]piperidin-1-yl]propanamide is given. What is its corresponding molecular formula?
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C22H25N3O2
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