You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-phenyl-2-[(3-phenylimidazo[4,5-b]pyridin-2-yl)methoxymethyl]imidazo[4,5-b]pyridine into molecular formula.
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C26H20N6O
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