General methods of alkaloid synthesis. XI. Total synthesis of the sceletium alkaloid A-4 and an improved synthesis of (+/-)-mesembrine.
D000470:Alkaloids / Q000138:chemical synthesis*; D007211:Indoles / Q000138:chemical synthesis; D008722:Methods; D010946:Plants, Medicinal; D011725:Pyridines / Q000138:chemical synthesis
D000470:Alkaloids; D007211:Indoles; D011725:Pyridines