Using NCC12CCCN(CCC1)C2, COCCOc1cc(N)c(Cl)cc1C(=O)O to produce COCCOc1cc(N)c(Cl)cc1C(=O)NCC12CCCN(CCC1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.