5-nitro-9-hydroxy-10-chloro-3-di(ethoxycarbonyl)methyl-1,4-anthraquinone

1,4-Anthracenedione, 10-chloro-9-hydroxy-5-nitro-

5-acetoxy-8-hydroxy-1,4-naphthoquinone

naphthazarin monoethyl ether

5-Acetoxy-8-ethoxy-1,4-naphthochinon