Using Clc1ccc(OC2CCNCC2)cc1Cl, CCOC(=O)C1CCC(=O)CC1 to produce CCOC(=O)C1CCC(N2CCC(Oc3ccc(Cl)c(Cl)c3)CC2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.