Using CCOc1nc(C(=O)O)cc(N)c1C#N, NCCS(=O)(=O)CCN to produce CCOc1nc(C(=O)NCCS(C)(=O)=O)cc(N)c1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.