2-Amino-4,5-dimethyl-1,3-benzothiazol-6-ol

2,2,6,7-tetramethyl-3H-1-benzofuran-5-ol

2,3,5-三甲基-2,5-环己二烯-1,4-二酮

6-allyl-2,3-dimethylbenzene-1,4-diol

2,3-二甲基氢醌