Using CC(C)Br, COc1ccc(C=Cc2nc(CC3CCNCC3)no2)cc1OC to produce COc1ccc(C=Cc2nc(CC3CCN(C(C)C)CC3)no2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.