Using CC(C)(C)CCC(=O)N1CCN(c2cc(C#N)ccn2)CC1, NO to produce CC(C)(C)CCC(=O)N1CCN(c2cc(C(N)=NO)ccn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.