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 (3,5-dihydroxyphenyl)-[4-(1H-pyrrolo[3,2-b]pyridin-3-yl)-3,6-dihydro-2H-pyridin-1-yl]methanone into molecular formula.
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C19H17N3O3
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