Using CC(C)(C)OC(=O)N[C@H]1CCC[C@H]1N, COC(=O)c1c(C#N)cc(Cl)nc1Nc1cccc(S(C)(=O)=O)c1 to produce COC(=O)c1c(C#N)cc(N[C@@H]2CCC[C@@H]2NC(=O)OC(C)(C)C)nc1Nc1cccc(S(C)(=O)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.