Using CCOCCn1nc(C(=O)O)c2nc(Cl)nc(Nc3cc(C)ccn3)c21, CS(N)(=O)=O to produce CCOCCn1nc(C(=O)NS(C)(=O)=O)c2nc(Cl)nc(Nc3cc(C)ccn3)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.