title: [Studies on the active principles of Dan-Shen. V. Isolation and structures of przewaquinone A and prezewaquinone B (author's transl)].
mesh_terms: D000818:Animals; D000972:Antineoplastic Agents, Phytogenic / Q000302:isolation & purification*; D055598:Chemical Phenomena; D002621:Chemistry; D002681:China; D051379:Mice; D010946:Plants, Medicinal / Q000032:analysis*
chemical_list: D000972:Antineoplastic Agents, Phytogenic