Using NO, CC(C)(c1ccccc1)N1COC(C=O)=C(c2ccccc2)C1=O to produce CC(C)(c1ccccc1)N1COC(C=NO)=C(c2ccccc2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.