Using C[O-], CC(C)(C)OC(=O)N1CCC(S(=O)(=O)c2ccc(F)cc2F)CC1 to produce COc1ccc(S(=O)(=O)C2CCNCC2)c(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.