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 N-[(3-bromophenyl)methyl]-4-(3,4-dimethyl-N-methylsulfonylanilino)-N-[(2R)-1-(2-methylpropylamino)-1-oxo-3-phenylpropan-2-yl]butanamide .
user
C33H42BrN3O4S
assistant