Using Cc1ccc(S(=O)(=O)OCCO)cc1, Oc1ccc(-c2cn3cc(Br)ccc3n2)cc1 to produce Cc1ccc(S(=O)(=O)OCCOc2ccc(-c3cn4cc(Br)ccc4n3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.