Using Clc1ccccc1-c1nnc2ccc(Br)cn12, Cc1ccc(C=O)cc1 to produce Cc1ccc(C(O)c2ccc3nnc(-c4ccccc4Cl)n3c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.