You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [4-fluoro-1-[[2-(methylamino)pyridin-4-yl]methyl]piperidin-4-yl]-(2-iminospiro[1H-indene-3,4'-piperidine]-1'-yl)methanone into its molecular formula.
user
C26H32FN5O
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