You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[1-[(2,6-difluorophenyl)methyl]piperidin-3-yl]-2-methyl-3-[3-(oxan-4-yloxy)propyl]guanidine is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H34F2N4O2
assistant