You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-methyl-N-[4-[6-(4-methylcyclohexyl)-3H-imidazo[4,5-c]pyridin-2-yl]phenyl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H28N4O
assistant