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-[3-[3-cyclopropyl-6-(trifluoromethyl)-4,5-dihydrobenzimidazol-2-yl]-2-fluoropenta-1,3-dienyl]methanimine ?
user
C17H17F4N3
assistant