Using CC(C)(C)OC(=O)n1nc(-c2ccccc2Cl)c2cnc(Oc3ccc(F)cc3F)cc21 to produce Fc1ccc(Oc2cc3[nH]nc(-c4ccccc4Cl)c3cn2)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.