Using COCCOC(=O)c1ccc(Nc2cccc(N3CCN(CC(=O)OCc4ccccc4)CC3)c2)c([N+](=O)[O-])c1 to produce COCCOC(=O)c1ccc(Nc2cccc(N3CCN(CC(=O)O)CC3)c2)c(N)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.