Using CN(C)C=O, COc1cccc([C@H]2O[C@H](CC(=O)O)C(=O)N(CC(C)(C)C)c3ccc(Cl)cc32)c1OC to produce COc1cccc([C@H]2O[C@H](CC(N)=O)C(=O)N(CC(C)(C)C)c3ccc(Cl)cc32)c1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.