Using OB(O)c1ccccc1Cl, Brc1ccc(CN2CCOC(c3cccnc3)C2)cc1 to produce Clc1ccccc1-c1ccc(CN2CCOC(c3cccnc3)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.