Using CC(C)NC(C)C, COC(=O)Cc1c(C)n(S(=O)(=O)c2ccc(Cl)c(Cl)c2)c2ncccc12 to produce COC(=O)C(C)c1c(C)n(S(=O)(=O)c2ccc(Cl)c(Cl)c2)c2ncccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.