Using CC(C)(C)OC(=O)N1CCC(N)CC1, O=S(=O)(c1ccc(F)cc1)c1ccc(F)cc1 to produce CC(C)(C)OC(=O)N1CCC(Nc2ccc(S(=O)(=O)c3ccc(F)cc3)cc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.