Using NCCc1nc(Cl)nc2cc(C(F)(F)F)ccc12, OB(O)c1ccc(C(F)(F)F)cc1 to produce NCCc1nc(-c2ccc(C(F)(F)F)cc2)nc2cc(C(F)(F)F)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.