You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (2R)-2-[[2-[N-(benzenesulfonyl)-3-bromoanilino]acetyl]-[(3-chlorophenyl)methyl]amino]-3-phenyl-N-propylpropanamide .
user
C33H33BrClN3O4S
assistant