Using Cn1ncc(Br)c1-c1cc(NC(=O)Nc2ccc(Cl)cc2)ccc1O, OCCN1CCCC1 to produce Cn1ncc(Br)c1-c1cc(NC(=O)Nc2ccc(Cl)cc2)ccc1OCCN1CCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.