Using CCOC(=O)C1=C(N)c2c(nc(SC)nc2-c2cccc([N+](=O)[O-])c2)CC1 to produce CCOC(=O)c1ccc2nc(SC)nc(-c3cccc([N+](=O)[O-])c3)c2c1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.