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-tert-butyl-5-methylpyrazol-3-yl)-[(3R)-3-[(2R,5S)-2,5-dimethylpyrrolidin-1-yl]piperidin-1-yl]methanone by IUPAC nomenclature, provide its molecular formula.
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C20H34N4O
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