You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[4-fluoro-3-(trifluoromethyl)phenyl]-5-[(2-methylimidazol-1-yl)methyl]pyridine;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H14ClF4N3
assistant