Using CS(=O)(=O)Cl, CCOCc1nc2c(N)nc3cc(-c4cccnc4)ccc3c2n1Cc1ccc(CN)cc1 to produce CCOCc1nc2c(N)nc3cc(-c4cccnc4)ccc3c2n1Cc1ccc(CNS(C)(=O)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.