Using COC(=O)c1cc(N=C(Cl)C(C)(F)F)cc(-c2ccc(C)cn2)c1, [N-]=[N+]=[N-] to produce COC(=O)c1cc(-c2ccc(C)cn2)cc(-n2nnnc2C(C)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.