Using COc1cc(OC)nc(S(C)(=O)=O)n1, Cc1cccnc1NC(=O)OC(C)(C)C to produce COc1cc(OC)nc(Cc2cccnc2NC(=O)OC(C)(C)C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.