Using CCc1ccc(-c2ccc(Cl)cc2)cc1-c1c(S(C)(=O)=O)c(C)nn(C)c1=O, CN1CCCC1=O to produce CCc1ccc(-c2ccc(Cl)cc2)cc1-c1c(O)c(C)nn(C)c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.