Using COc1ccc(-c2[nH]c3ccccc3c2CCNC(=O)Cc2ccc([N+](=O)[O-])cc2)cc1OC to produce COc1ccc(-c2[nH]c3ccccc3c2CCNCCc2ccc([N+](=O)[O-])cc2)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.