Using CN(C)C(=O)CC(C)(C)N, COC(=O)c1c(Cc2ccc(C(=O)O)cc2)c(=O)c2ccc(Cl)cc2n1-c1ccccc1 to produce COC(=O)c1c(Cc2ccc(C(=O)NC(C)(C)CC(=O)N(C)C)cc2)c(=O)c2ccc(Cl)cc2n1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.