Using O=C(Nc1cc(I)cc(Oc2cccnc2)c1)c1ccc(F)cc1 to produce O=C(Nc1cc(Oc2cccnc2)cc(-c2ccccn2)c1)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.