Using O=N[O-], COc1cc2ncc(N)c(C(=O)c3ccc(C#N)cc3)c2cc1OCc1ccccc1 to produce COc1cc2ncc3[nH]nc(-c4ccc(C#N)cc4)c3c2cc1OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.