You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 5-pyridin-2-yl-3-(7-pyridin-3-yl-3H-imidazo[4,5-c]pyridin-2-yl)-1H-pyrazolo[4,3-b]pyridine into its molecular formula.
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C22H14N8
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