You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule piperidin-1-yl-[5-[[1-[3-(trifluoromethyl)phenyl]ethylideneamino]oxymethyl]furan-2-yl]methanone into molecular formula.
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C20H21F3N2O3
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