Using CC(C)OC(OC(C)C)C1(C(C)(F)F)c2cc(Cl)ccc2Nc2ncccc21 to produce CC(C)OCC1(C(C)(F)F)c2cc(Cl)ccc2Nc2ncccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.