1,8-Dihydroxy-3-methylanthraquinone 2-Methyl-4,5-dihydroxyanthraquinone 3-Methyl-1,8-dihydroxyanthraquinone 3-Methylchrysazin 4,5-Dihydroxy-2-methylanthraquinone 481-74-3 9,10-Anthracenedione, 1,8-dihydroxy-3-methyl- Anthraquinone, 1,8-dihydroxy-3-methyl- C.I. 75400 C.I. Natural Yellow 23 Chrysophanic acid Chrysophanol Crysophanic acid Crysophanol NSC37132 Turkey Rhubarb