Using Fc1cccc(C(F)(F)F)c1CBr, O=C(Nc1cc[nH]n1)c1ccccc1Cl to produce O=C(Nc1ccn(Cc2c(F)cccc2C(F)(F)F)n1)c1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.