Using CCO, COc1ccc(N2C(=O)[C@@H](N=[N+]=[N-])[C@H]2C=Cc2ccccc2)cc1 to produce COc1ccc(N2C(=O)[C@@H](N=[N+]=[N-])[C@H]2CO)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.