Using CCOC(=O)Cc1nc(NC(=O)C(CC2CCCC2)c2ccc(S(C)(=O)=O)cc2)sc1C to produce Cc1sc(NC(=O)C(CC2CCCC2)c2ccc(S(C)(=O)=O)cc2)nc1CC(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.