You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-cyclohexyl-1-[4-(1-ethoxyisoquinoline-5-carbonyl)-3,5-difluorophenyl]ethyl] carbamate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H28F2N2O4
assistant