Using CS(=O)(=O)Cl, COc1ccc(N2CCN(c3ccc(-n4cnn(C(C)C(C)O)c4=O)cc3)CC2)cc1 to produce COc1ccc(N2CCN(c3ccc(-n4cnn(C(C)C(C)OS(C)(=O)=O)c4=O)cc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.