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 3-[2-(4-butoxy-3-fluorophenyl)ethyl]-6-(4-propyl-1-bicyclo[2.2.2]octanyl)benzene-1,2-dicarbonitrile .
user
C31H37FN2O
assistant