Using O=C1CS(=O)(=O)N(Cc2ccccc2)c2ccccc21, CC(C)(C)OC(=O)N1CCC(=O)CC1 to produce CC(C)(C)OC(=O)N1CCC(C2C(=O)c3ccccc3NS2(=O)=O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.