Using CC(C)(C)C1(C(C)(F)n2cncn2)CO1, Oc1ccc(F)cc1 to produce CC(C)(C)C(O)(COc1ccc(F)cc1)C(C)(F)n1cncn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.