Using CCOC(=O)CBr, O=[N+]([O-])c1nc(CC(F)(F)CO)c[nH]1 to produce CCOC(=O)COCC(F)(F)Cc1c[nH]c([N+](=O)[O-])n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.