You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-(3,5-difluorophenyl)-5-hydroxy-2-pyridin-3-ylinden-1-one;3-(3,5-difluorophenyl)-5-methyl-2-pyridin-3-ylinden-1-one by IUPAC nomenclature, provide its molecular formula.
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C41H24F4N2O3
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