Using Cc1c(Br)ccc(S(C)(=O)=O)c1C=NO, C=C(CCl)CCl to produce Cc1c(Br)ccc(S(C)(=O)=O)c1C1=NOC(CCl)(CCl)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.