Using O=C(OCCN1C(=O)C=C(c2ccccc2)C1=O)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1 to produce Nc1cc(N)cc(C(=O)OCCN2C(=O)C=C(c3ccccc3)C2=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.