Using CCOC(=O)N1CCOC(CN)C1, COc1cc(N)c(Cl)cc1C(=O)O to produce CCOC(=O)N1CCOC(CNC(=O)c2cc(Cl)c(N)cc2OC)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.