You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[(2S)-3-cyclobutyl-1-[2-fluoro-4-[2-oxo-2-(2,2,2-trifluoroethylamino)ethyl]anilino]-1-oxopentan-2-yl]-2-ethylpyrazole-3-carboxamide .
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C25H31F4N5O3
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