You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule [2-[8-(2,6-difluoro-3-methylbenzoyl)-2,8-diazaspiro[4.5]decane-2-carbonyl]pyridin-3-yl]-phenylmethanone ?
user
C29H27F2N3O3
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