You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 4-[[(2S,3S,5S)-3-(3,4-difluoro-2-methoxyphenyl)-5-methyl-5-(trifluoromethyl)oxolane-2-carbonyl]amino]pyridine-2-carboxamide is given. What is its corresponding molecular formula?
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C20H18F5N3O4
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