1245-15-4 4H-1-Benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-5-hydroxy-3,7-dimethoxy- Flavone, 5-hydroxy-3,3',4',7-tetramethoxy- NSC61837 Quercetin 3,7,3',4'-tetramethyl ether Retusin Retusin (Ariocarpus) Retusine Retusine (Ariocarpus)