You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (4-methylphenyl)-[(3S)-3-[4-(3-propan-2-yl-1,2,4-oxadiazol-5-yl)triazol-1-yl]piperidin-1-yl]methanone by IUPAC nomenclature, provide its molecular formula.
user
C20H24N6O2
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