Using CC(C)(C)OC(=O)N1CCC(CO)CC1, Oc1ccc(-c2ccc(Br)cn2)cc1 to produce CC(C)(C)OC(=O)N1CCC(COc2ccc(-c3ccc(Br)cn3)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.