Using CN1CCNCC1, COC(=O)COc1c(C=O)cc(Cl)cc1C(=O)OC to produce COC(=O)COc1c(CN2CCN(C)CC2)cc(Cl)cc1C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.