Using COC(=O)c1ccc2c(Br)cnc(-c3c(F)cc(F)cc3F)c2c1, CB1OB(C)OB(C)O1 to produce Cc1cnc(-c2c(F)cc(F)cc2F)c2cc(C(=O)O)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.