You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[1-[5-(3,6-dimethylpyridazin-4-yl)-1H-1,2,4-triazol-3-yl]piperidin-4-yl]methanamine is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H21N7
assistant