6,7,11-trihydroxy-7,8,9,10-tetrahydrotetracene-5,12-dione

2,3-dichloro-1,4-dihydroxyanthracene-9,10-dione

2-chloro-1,4,4a,12a-tetrahydrotetracene-5,6,11,12-tetrone

9-acetyl-6,9,11-trihydroxy-8,10-dihydro-7H-tetracene-5,12-dione

2-溴-1,4-二羟基蒽醌