Using CI, CC(C)(C)OC(=O)N1CCC(O)(c2cccc(Cl)c2F)C1 to produce COC1(c2cccc(Cl)c2F)CCN(C(=O)OC(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.