You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]ethylcarbamoyl]piperidine-1-carboxylic acid into its molecular formula.
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C15H17ClF3N3O3
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