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 (4R)-4-ethyl-7-[5-(4-methylphenyl)-1H-pyrazol-4-yl]-5-propan-2-yl-4H-[1,2,4]triazolo[4,3-f]pteridine is given. What is its corresponding molecular formula?
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C22H24N8
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