title: Sesquiterpene lactones: total synthesis of (+/-)-vernolepin and (+/-)-vernomenin.
mesh_terms: D000972:Antineoplastic Agents, Phytogenic / Q000138:chemical synthesis; D055598:Chemical Phenomena; D002621:Chemistry; D007783:Lactones / Q000138:chemical synthesis; D008722:Methods; D012717:Sesquiterpenes / Q000138:chemical synthesis*
chemical_list: D000972:Antineoplastic Agents, Phytogenic; D007783:Lactones; D012717:Sesquiterpenes; C009651:vernomenin