Using Nc1ccc2cccnc2c1, FC(F)(F)c1ccc(-c2cc(Cl)nnc2Cl)cc1 to produce FC(F)(F)c1ccc(-c2cc(Nc3ccc4cccnc4c3)nnc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.