You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 4-(3,4-difluoro-2-methoxyphenyl)-2-(trifluoromethyl)oxolane;2-fluoro-5-formamidobenzamide using the IUPAC nomenclature.
user
C20H18F6N2O4
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