Using O=C(Nc1cccc2[nH]ccc12)c1cc([N+](=O)[O-])ccc1O to produce Nc1ccc(O)c(C(=O)Nc2cccc3[nH]ccc23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.