You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2R)-2-[[2-[N-(benzenesulfonyl)-2-methylanilino]acetyl]-[(3-bromophenyl)methyl]amino]-N-[(2S)-butan-2-yl]propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H34BrN3O4S
assistant