Using Cc1cc(C2=NOC(c3cc(Cl)cc(Cl)c3)(C(F)(F)F)C2)sc1Br, OB(O)c1ccncc1 to produce Cc1cc(C2=NOC(c3cc(Cl)cc(Cl)c3)(C(F)(F)F)C2)sc1-c1ccncc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.