Using O=[N+]([O-])c1ccc(O)cc1, O=C(O)CCCCCCCCCCNC(=O)OCc1ccccc1 to produce O=C(CCCCCCCCCCNC(=O)OCc1ccccc1)Oc1ccc([N+](=O)[O-])cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.