Using Oc1ccc(C(F)(F)F)cc1, CC(Br)c1ccnc2ncnn12 to produce CC(Oc1ccc(C(F)(F)F)cc1)c1ccnc2ncnn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.