Using c1c[nH]cn1, CCC1COC(CBr)(c2ccc(Oc3cccc(Cl)c3)cc2)O1 to produce CCC1COC(Cc2ncc[nH]2)(c2ccc(Oc3cccc(Cl)c3)cc2)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.