Using CCOC(=O)C[C@@H](Cc1ccc(-c2cccc([N+](=O)[O-])c2)cc1)NC(=O)CCC(=O)OC to produce CCOC(=O)C[C@@H](Cc1ccc(-c2cccc(N)c2)cc1)NC(=O)CCC(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.