Using COc1ccc(CN2C(=O)C3CC(c4ccc([N+](=O)[O-])cc4)(C3)C2=O)cc1 to produce COc1ccc(CN2C(=O)C3CC(c4ccc(N)cc4)(C3)C2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.