Using CC(=O)Nc1nc2c(Oc3cc(-c4ccc(C(F)(F)F)cc4NC(=O)OC(C)(C)C)ncn3)cccc2s1 to produce CC(=O)Nc1nc2c(Oc3cc(-c4ccc(C(F)(F)F)cc4N)ncn3)cccc2s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.