Using COc1ccc2c(c1)c(CC(N)=O)c(Br)n2Cc1ccccc1 to produce NC(=O)Cc1c(Br)n(Cc2ccccc2)c2ccc(O)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.