Using Fc1cccc(I)c1, FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)I to produce Fc1cccc(C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.