Using CN1CCN(c2ccc(Nc3ncc4ccc(-c5cncc(C=O)c5)n4n3)cc2)CC1, CS(=O)(=O)CCN to produce CN1CCN(c2ccc(Nc3ncc4ccc(-c5cncc(CNCCS(C)(=O)=O)c5)n4n3)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.