You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name bis[4-[4-[(but-3-enylamino)methyl]phenyl]-3-(2,4-dibromophenyl)phenyl]methanone;hydrochloride ?
user
C47H41Br4ClN2O
assistant