Using COc1ccc(C(=O)O)c(OC)n1, N=C(NO)c1ccc(-c2ccccc2)c(C(F)(F)F)c1 to produce COc1ccc(-c2nc(-c3ccc(-c4ccccc4)c(C(F)(F)F)c3)no2)c(OC)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.