Using COC(=O)c1sc(-n2cnc3cnccc32)cc1O, Fc1ccc(CBr)c(C(F)(F)F)c1 to produce COC(=O)c1sc(-n2cnc3cnccc32)cc1OCc1ccc(F)cc1C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.