Using FC(F)(F)I, FC(F)(F)C(c1cccc(I)c1)(c1cccc(I)c1)C(F)(F)F to produce FC(F)(F)c1cccc(C(c2cccc(C(F)(F)F)c2)(C(F)(F)F)C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.