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-(2-chloro-5-methoxyphenyl)-6-(2,6-difluorophenyl)-1-(2-fluoropropyl)-3,4-dihydro-2H-pyridin-2-ol is given. What is its corresponding molecular formula?
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C21H21ClF3NO2
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