title: [Studies on constituents of Silybum marianum (L.) Gaertn. I. New flavonolignans named 2,3-dehydrosilymarin and  2,3-dehydrosilychristin].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D005419:Flavonoids; D010946:Plants, Medicinal / Q000032:analysis*; D012838:Silymarin / Q000031:analogs & derivatives / Q000302:isolation & purification
chemical_list: D005419:Flavonoids; D012838:Silymarin