6-chloro-11-hydroxy-1,4,4a,12a-tetrahydronaphthacene-5,12-dione

1,4,9,10-蒽四酮

(5,6,11,12-tetraoxo-1,4,4a,12a-tetrahydrotetracen-1-yl) acetate

(6,11-dihydroxy-5,12-dioxo-1,2,3,4,4a,12a-hexahydrotetracen-1-yl) acetate

methyl 11-hydroxy-6-methoxy-12-oxo-5,7,8,9,10,12-hexahydrotetracene-5-carboxylate