You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(4-ethylphenyl)-4-[1-[3-(4-fluorophenyl)-4-oxoquinazolin-2-yl]ethyl]piperazine-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C29H30FN5O2
assistant