Using Fc1ccc(Br)c(F)c1, CCOC(=O)C(F)(F)c1ccc(Oc2ccc(C#N)cc2)cn1 to produce N#Cc1ccc(Oc2ccc(C(F)(F)C(=O)c3ccc(F)cc3F)nc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.