Using S=C=Nc1ccc(Br)cc1, Nc1cc(OC(F)(F)F)ccc1O to produce FC(F)(F)Oc1ccc2oc(Nc3ccc(Br)cc3)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.