Using N=C(N)c1cnn2ccncc12, CCOC(=O)/C(=C/N(C)C)[N+](=O)[O-] to produce O=[N+]([O-])c1cnc(-c2cnn3ccncc23)nc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.