You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[4-(1-aminopropyl)-4-(2-chlorophenyl)cyclohexyl]oxy-7-chloro-2H-isoquinolin-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H26Cl2N2O2
assistant