You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[4-[4-[4-[(4-but-3-enoxy-2,3-difluorophenoxy)methyl]cyclohexyl]-2,3-difluorophenyl]phenyl]ethanol ?
user
C31H32F4O3
assistant