Using CC1C2C(=O)N(Cc3ccccc3)C(=O)C2C(c2ccc(C#N)cc2)N1C, NO to produce CC1C2C(=O)N(Cc3ccccc3)C(=O)C2C(c2ccc(C(N)=NO)cc2)N1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.