You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2S)-1-amino-3-methylbutan-2-yl]-N,6-dimethyl-3-(triazol-2-yl)pyridine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H22N6O
assistant