Using COc1ccc(C(=O)C(Br)Cc2ccc([N+](=O)[O-])cc2)cc1, NC(N)=S to produce COc1ccc(-c2nc(N)sc2Cc2ccc([N+](=O)[O-])cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.