Using C[O-], Fc1ccccc1Cn1nc(-c2ncc(F)c(Cl)n2)cc1-c1ccon1 to produce Oc1nc(-c2cc(-c3ccon3)n(Cc3ccccc3F)n2)ncc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.