Using CC1(c2ccc(Br)cc2)C(=O)N(c2ccc(C(F)(F)F)cc2)C(c2ccccc2)N1CCN1CCOCC1 to produce CC(NCCN1CCOCC1)(C(=O)Nc1ccc(C(F)(F)F)cc1)c1ccc(Br)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.