69119-30-8
ethyl 8-hydroxy-3-methoxy-1-methylanthraquinone-2-carboxylate
→
53254-94-7
3,8-dihydroxy-1-methylanthracene-9,10-dione
69119-31-9
3,8-dihydroxy-1-methylanthraquinone-2-carboxylic acid