Using COc1ccc(O)c(C(=O)CC(=O)c2ccc([N+](=O)[O-])cc2)c1 to produce COc1ccc2oc(-c3ccc([N+](=O)[O-])cc3)cc(=O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.