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system
Name the molecular formula for the molecule established as N-[5-chloro-2-(5-oxo-4H-1,2,4-oxadiazol-3-yl)phenyl]-5-(trifluoromethyl)-2-[4-(trifluoromethyl)phenyl]-1,3-oxazole-4-carboxamide using the IUPAC nomenclature.
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C20H9ClF6N4O4
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