Using CCN(CC)c1ccccc1, C=CCOc1cc(-n2c(=O)cc(C(F)(F)F)n(C)c2=O)c(F)cc1Br to produce C=CCc1c(O)c(Br)cc(F)c1-n1c(=O)cc(C(F)(F)F)n(C)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.