You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 6-[2-(4-ethylphenyl)ethyl]-1-fluoro-2-[2-[3-fluoro-4-(2,2,2-trifluoroethoxy)phenyl]ethyl]naphthalene .
user
C30H27F5O
assistant