Using Cn1cncc1C=O, Clc1nc2ccc(Br)cc2c(Cl)c1-c1ccccc1 to produce Cn1cncc1C(O)c1ccc2nc(Cl)c(-c3ccccc3)c(Cl)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.