You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4,4-difluoro-N-[[3-(methoxymethyl)-1H-1,2,4-triazol-5-yl]methyl]-3,5-dimethylpiperidine-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C13H21F2N5O2
assistant