Using CC(C)(C)c1ccc(OCC(F)(F)F)c(C(C)(C)C)c1, O=C1CCC(=O)N1I to produce CC(C)(C)c1cc(I)c(OCC(F)(F)F)c(C(C)(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.