You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (2S)-2-[[2-[N-(benzenesulfonyl)-2,3-dimethylanilino]acetyl]-[(4-bromophenyl)methyl]amino]-N-methylpropanamide ?
user
C27H30BrN3O4S
assistant