title: Letter: Isosteganacin.
mesh_terms: D000972:Antineoplastic Agents, Phytogenic / Q000138:chemical synthesis; D055598:Chemical Phenomena; D002621:Chemistry; D003516:Cycloparaffins; D007536:Isomerism; D007783:Lactones
chemical_list: D000972:Antineoplastic Agents, Phytogenic; D003516:Cycloparaffins; D007783:Lactones