Using Cc1ccc(S(=O)(=O)Cl)cc1, N#Cc1ccc(OCCN(CCO)C(N)=O)cc1 to produce Cc1ccc(S(=O)(=O)OCCN(CCOc2ccc(C#N)cc2)C(N)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.