Using O=C1CCC(c2ccc(Br)cc2)N1, FC(F)(F)c1n[nH]c2c1CCCC2 to produce O=C1CCC(c2ccc(-n3nc(C(F)(F)F)c4c3CCCC4)cc2)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.