Using [N-]=[N+]=[N-], COc1nc(NCCc2ccc(Cl)cc2Cl)cc(-c2cccc(C(F)(F)C#N)c2)n1 to produce COc1nc(NCCc2ccc(Cl)cc2Cl)cc(-c2cccc(C(F)(F)c3nnn[nH]3)c2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.