Using CCOC(=O)C(=O)CBr, O=[N+]([O-])c1ccc2nc(S)[nH]c2c1 to produce CCOC(=O)C(=O)CSc1nc2cc([N+](=O)[O-])ccc2[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.