Using C=CCN(Cc1ccc(OC(F)(F)F)cc1)c1ccc(C(C)=O)cn1, COc1ccc(Br)cc1 to produce COc1ccc(/C=C/CN(Cc2ccc(OC(F)(F)F)cc2)c2ccc(C(C)=O)cn2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.