Using NNc1ccc(F)cc1F, O=C(C=Cc1cc(Br)ccn1)C(F)(F)C(F)(F)F to produce Fc1ccc(N2N=C(C(F)(F)C(F)(F)F)CC2c2cc(Br)ccn2)c(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.