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-(3-methyl-1-benzofuran-2-yl)-3-[4-[[(6-methylpyridin-3-yl)amino]methyl]cyclohexyl]imidazo[1,5-a]pyrazin-8-amine by IUPAC nomenclature, provide its molecular formula.
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C28H30N6O
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