Using COC(=O)c1sc(-n2cnc3cnccc32)cc1O, FC(F)(F)c1cccc(CBr)c1 to produce COC(=O)c1sc(-n2cnc3cnccc32)cc1OCc1cccc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.