Using [Br-], CS(=O)(=O)OCCN(CCCl)c1cc(C(N)=O)c([N+](=O)[O-])cc1[N+](=O)[O-] to produce NC(=O)c1cc(N(CCCl)CCBr)c([N+](=O)[O-])cc1[N+](=O)[O-], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.