1,4,8-三羟基-2-甲基蒽-9,10-二酮

dimethyl 3-hydroxybenzene-1,2-dicarboxylate

1,4,8-三羟基蒽酮

5,8-dihydroxy-2,3-dihydronaphthalene-1,4-dione

(4-acetyloxy-5-hydroxy-9,10-dioxoanthracen-1-yl) acetate