You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[2-(1,4,6,7-tetrahydropyrazolo[4,3-c]pyridin-5-yl)propanoyl]piperidine-3-carboxamide into its molecular formula.
user
C15H23N5O2
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