You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name N-[4-(4-methyl-5-oxo-1,2,4-triazol-1-yl)phenyl]-1-piperidin-3-ylpyrazole-3-carboxamide;hydrochloride ?
user
C18H22ClN7O2
assistant