Using CC(C)(C)OC(=O)NNC(=O)CC(CCO)c1cccc(C(F)(F)F)c1, BrC(Br)(Br)Br to produce CC(C)(C)OC(=O)NNC(=O)CC(CCBr)c1cccc(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.