You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-[3-(6,8-dihydro-5H-1,7-naphthyridin-7-yl)-3-oxopropyl]-3-hydroxypyridine-2-carboxamide into molecular formula.
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C17H18N4O3
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