Using CC1CN(Cc2ccc(Br)cc2)CC(C)O1, OB(O)c1ccccc1C(F)(F)F to produce CC1CN(Cc2ccc(-c3ccccc3C(F)(F)F)cc2)CC(C)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.