Using O=C1CCNCC1, O=C1NC(=O)C(Cc2ccc(S(=O)(=O)Cl)cc2)S1 to produce O=C1CCN(S(=O)(=O)c2ccc(CC3SC(=O)NC3=O)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.