Using CC(C)Br, COc1ccc(-c2nc(S)[nH]c2-c2ccncc2)cc1 to produce COc1ccc(-c2nc(SC(C)C)[nH]c2-c2ccncc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.