2,3-diallyl-1,4-dihydroxyanthraquinone

1,4-bis(prop-2-enoxy)anthracene-9,10-dione

(12-acetyloxy-6,11-dioxo-1,4-dihydrotetracen-5-yl) acetate

5,12-diacetoxy-2,3-dibromo-1,2,3,4-tetrahydronaphthacene-6,11-dione

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