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 methyl [4-[5-methyl-3-(4-methylphenyl)-1-oxo-2,4-dihydroisoquinolin-3-yl]phenyl] carbonate is given. What is its corresponding molecular formula?
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C25H23NO4
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