Using NO, Cc1ccc2nc(C#N)c(OCc3ccccc3)c(=O)n2c1 to produce Cc1ccc2nc(C(=N)NO)c(OCc3ccccc3)c(=O)n2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.