You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 1-[4-(4-methyl-1,2,4-triazol-3-yl)piperidin-1-yl]-2-(4-phenylphenyl)ethanone by IUPAC nomenclature, provide its molecular formula.
user
C22H24N4O
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