Using COC(=O)c1nn(-c2cccc(C(F)(F)F)c2)ccc1=O, Nc1ccccc1 to produce O=C(Nc1ccccc1)c1nn(-c2cccc(C(F)(F)F)c2)ccc1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.