Using CN(C)C=O, CCCc1cc(C(OCOC)(C(F)(F)F)C(F)(F)F)ccc1Oc1cncc(Br)c1 to produce CCCc1cc(C(OCOC)(C(F)(F)F)C(F)(F)F)ccc1Oc1cncc(C#N)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.