Using CC(C)(C)OC(=O)N1CCNCC1, Clc1ccc2nc(Cl)ccc2c1 to produce CC(C)(C)OC(=O)N1CCN(c2ccc3cc(Cl)ccc3n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.