Using O=C(Cl)c1ccncc1, COc1ccc(N)cc1[N+](=O)[O-] to produce COc1ccc(NC(=O)c2ccncc2)cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.