Using Cc1cccnc1CN(Cc1ncccc1C)C1CCN(C#N)CC1, NO to produce Cc1cccnc1CN(Cc1ncccc1C)C1CCN(C(=N)NO)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.