Using COc1ccc([C@@H]2Sc3ccccc3N(CCN(C)C)C(=O)[C@@H]2O)cc1, O=C(O)c1ccc([N+](=O)[O-])c([N+](=O)[O-])c1 to produce COc1ccc([C@@H]2Sc3ccccc3N(CCN(C)C)C(=O)[C@@H]2OC(=O)c2ccc([N+](=O)[O-])c([N+](=O)[O-])c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.