Using O=C(Br)c1ccc(CBr)cc1, CC(C)(C)OC(=O)Nc1ccc(-c2cccs2)cc1N to produce CC(C)(C)OC(=O)Nc1ccc(-c2cccs2)cc1NC(=O)c1ccc(CBr)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.