Using CN(C)C=O, COC(=O)c1cc(O)c(Br)c(OS(=O)(=O)C(F)(F)F)c1 to produce COC(=O)c1cc(OC)c(Br)c(OS(=O)(=O)C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.