Using O=C=NS(=O)(=O)Cl, CS(=O)(=O)N1CCN(Cc2cc3nc(-c4ccc(N)nc4)nc(N4CCOCC4)c3o2)CC1 to produce CS(=O)(=O)N1CCN(Cc2cc3nc(-c4ccc(NC(N)=O)nc4)nc(N4CCOCC4)c3o2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.