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 2-ethyl-N-[2-[2-fluoro-4-[2-[methyl(2,2,2-trifluoroethyl)amino]-2-oxoethyl]anilino]-2-oxo-1-spiro[2.5]octan-6-ylethyl]pyrazole-3-carboxamide is given. What is its corresponding molecular formula?
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C27H33F4N5O3
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