Using O=C(CCC(=O)Oc1ccccc1)OCc1ccccc1, O=[N+]([O-])c1cccc(Cc2c[nH]c3ccccc23)c1 to produce O=C(CCC(=O)n1cc(Cc2cccc([N+](=O)[O-])c2)c2ccccc21)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.