Using COC(=O)c1nc(-c2ccc(F)cc2)c(C(F)(F)F)cc1N to produce Nc1cc(C(F)(F)F)c(-c2ccc(F)cc2)nc1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.