You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methyl-1-[[4-(2-methylphenyl)oxan-4-yl]methyl]-3-[(2-oxo-3,4-dihydro-1H-quinolin-4-yl)methyl]guanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H33IN4O2
assistant