Using BrC1CCCC1, Nc1c(O)c(Cl)cc(F)c1N1C(=O)C2C=CCCC2C1=O to produce Nc1c(OC2CCCC2)c(Cl)cc(F)c1N1C(=O)C2C=CCCC2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.