Using O=C(O)c1cccc(O)c1[N+](=O)[O-], COC(=O)[C@@H]1CCCN1 to produce COC(=O)[C@@H]1CCCN1C(=O)c1cccc(O)c1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.