You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(furan-2-yl)-5-[[2-(3-pyridin-4-yl-1,2,4-oxadiazol-5-yl)pyrrolidin-1-yl]methyl]-1,2,4-oxadiazole The above is the IUPAC name of a molecule. Write its molecular formula.
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C18H16N6O3
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