Using O=C[O-], Fc1cccc(COc2ccc(Nc3ncnc4ccc(I)cc34)cc2)c1 to produce O=Cc1ccc2ncnc(Nc3ccc(OCc4cccc(F)c4)cc3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.