You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[8-(imidazo[1,5-a]pyrazine-6-carbonyl)-4-oxo-1-phenyl-1,3,8-triazaspiro[4.5]decan-3-yl]-N-(2,2,2-trifluoroethyl)acetamide into molecular formula.
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C24H24F3N7O3
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