Using BrCc1cccc2ccccc12, COC(=O)c1cc(N2CCOCC2)cc2nc(C(F)F)[nH]c12 to produce COC(=O)c1cc(N2CCOCC2)cc2c1nc(C(F)F)n2Cc1cccc2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.