Using O=[N+]([O-])[O-], CCS(=O)(=O)c1ccc(Oc2ccc(NC(=O)c3ccccn3)c(C(=O)OC)c2)cc1 to produce CCS(=O)(=O)c1ccc(Oc2cc(C(=O)OC)c(NC(=O)c3ccccn3)c([N+](=O)[O-])c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.