Using CCOC(=O)c1cn(Cc2cccc(Br)n2)c2nc(C(F)(F)F)ccc2c1=O, CNOC to produce CON(C)C(=O)c1cn(Cc2cccc(Br)n2)c2nc(C(F)(F)F)ccc2c1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.