You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N-[(3-fluorophenyl)-(1-methylimidazol-2-yl)methyl]-4,5,6,7-tetrahydro-1H-pyrazolo[4,3-c]pyridine-3-carboxamide .
user
C18H19FN6O
assistant