Using COc1ccc(CCNc2cc(-c3cccc(S(N)(=O)=O)c3)nc(OC)n2)cc1, COC(=O)Cl to produce COC(=O)NS(=O)(=O)c1cccc(-c2cc(NCCc3ccc(OC)cc3)nc(OC)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.