You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (6-methyl-3-pyrimidin-2-ylpyridin-2-yl)-[(2S,5S)-5-methyl-2-[2-[5-(trifluoromethyl)pyridin-2-yl]ethyl]piperidin-1-yl]methanone .
user
C25H26F3N5O
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