You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 5-[4-[4-(4-cyanobenzoyl)piperazin-1-yl]phenyl]-1-(4-fluorophenyl)pyrazole-3-carboxylate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H26FN5O3
assistant