Using CCOC(=O)CN(C(=O)c1ccc([N+](=O)[O-])cc1)c1ccccc1[N+](=O)[O-] to produce Nc1ccc(C(=O)N2CC(=O)Nc3ccccc32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.