Using CN(CC1(c2ccc(I)cc2)CCN(C(=O)OC(C)(C)C)CC1)C(=O)C(F)(F)F to produce CNCC1(c2ccc(I)cc2)CCN(C(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.