You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 5-fluoro-3-[1-[6-(2-methylimidazol-1-yl)pyridazin-3-yl]piperidin-4-yl]-1,2-benzoxazole ?
user
C20H19FN6O
assistant