Using FC(F)(F)C(F)(F)[I+]c1ccccc1, O=c1[nH]c2ccccc2[nH]c1=O to produce O=c1[nH]c2ccc(C(F)(F)C(F)(F)F)cc2[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.