Using NC(=S)C1=CC(CF)(CF)Oc2ccc([N+](=O)[O-])cc21, COC(CBr)OC to produce O=[N+]([O-])c1ccc2c(c1)C(c1nccs1)=CC(CF)(CF)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.