You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 5-[(4-ethynyl-4-fluoropiperidin-1-yl)methyl]-8-(3-hydroxyoxan-4-yl)-9-methyl-9H-pyrrolo[3,4-h]quinolin-7-one by IUPAC nomenclature, provide its molecular formula.
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C25H28FN3O3
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