You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-ethoxy-2,3-difluoro-4-[4-(4-pentylcyclohexyl)cyclohexyl]benzene;2-fluoro-1-(4-methylcyclohexyl)-4-[4-(4-propylcyclohexyl)phenyl]benzene is the IUPAC name of a molecule. Please give its molecular formula.
user
C53H75F3O
assistant