Using COC(=O)Cc1cccc(CNS(=O)(=O)c2cccnc2)c1, Clc1cccc(OCCBr)c1 to produce COC(=O)Cc1cccc(CN(CCOc2cccc(Cl)c2)S(=O)(=O)c2cccnc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.