You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-[4-[1-tert-butyl-3-(4-chloro-3-fluorophenyl)pyrrolo[2,3-b]pyridine-6-carbonyl]piperazin-1-yl]-1H-pyridazin-6-one into its molecular formula.
user
C26H26ClFN6O2
assistant