You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[3-[(1,2,3,4-tetrahydronaphthalene-1-carbonylamino)methyl]phenyl]pyridine-4-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C24H23N3O2
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