Using COc1ccc(Cl)cc1-c1cc(Cl)nc(N)n1, Nc1ccc(C(F)(F)F)cc1 to produce COc1ccc(Cl)cc1-c1cc(Nc2ccc(C(F)(F)F)cc2)nc(N)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.