You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[2-[di(propan-2-yl)amino]ethyl]-2-methyl-3-[(2-phenylmethoxypyridin-3-yl)methyl]guanidine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H35N5O
assistant