3,3-dimethyl-2,4-dihydrotetracene-1,6,11-trione

1,4-二氢蒽醌

2,3-bis[(4-methylphenyl)sulfanyl]naphthalene-1,4-dione

2-(4-methylphenyl)sulfanylnaphthalene-1,4-dione

12-methylbenzo[b]acridine-6,11-dione