Using CC(=O)Nc1nc(CCc2ccc(NC(=O)OC(C)(C)C)cc2)c(Cc2ccc(S(C)(=O)=O)cc2)s1 to produce CC(C)(C)OC(=O)Nc1ccc(CCc2nc(N)sc2Cc2ccc(S(C)(=O)=O)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.