Using Cn1cc(C(N)=S)c2ccccc21, O=C(CBr)c1ccc[nH+]c1 to produce Cn1cc(-c2nc(-c3ccc[nH+]c3)cs2)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.