Using COC(=O)c1cnc(N)c(OCc2ccccc2F)c1, CC(=O)CBr to produce COC(=O)c1cc(OCc2ccccc2F)c2nc(C)cn2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.