Using SCc1ccccc1, CCOC(=O)c1csc([N+](=O)[O-])c1Br to produce CCOC(=O)c1csc([N+](=O)[O-])c1SCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.