(8-acetoxy-1-hydroxy-9,10-dioxo-9,10-dihydroanthracen-3-yl)methyl acetate

1-hydroxy-3-(hydroxymethyl)-8-methoxyanthracene-9,10-dione

芦荟大黄素

(1-acetoxy-8-hydroxy-9,10-dioxo-9,10-dihydroanthracen-3-yl)methyl acetate

1-(Acetyloxy)-3-(acetoxymethyl)-8-methoxy-9,10-anthracenedione