You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3,5-bis(trifluoromethyl)phenyl]-4-[1-[3-(4-bromophenyl)-4-oxoquinazolin-2-yl]ethyl]-2-methylpiperazine-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C30H26BrF6N5O2
assistant