Using Fc1ccc(Br)nc1, CC1(C)COB(c2cccc(-c3cnc4nc(C(F)(F)F)cnn34)c2)OC1 to produce Fc1ccc(-c2cccc(-c3cnc4nc(C(F)(F)F)cnn34)c2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.