Using OC1(c2cccc(C(F)(F)F)c2)CCNCC1, BrCc1ccccc1 to produce OC1(c2cccc(C(F)(F)F)c2)CCN(Cc2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.