Natural and Non-Natural Pyridine Alkaloids: Synthesis of Conformationally Restricted Tobacco Alkaloids, Nicotine and Anabasine and Naturally Occurring Cerpegin http://127.0.0.1/xmlui/handle/123456789/14020 2026-04-18T19:10:27Z 2026-04-18T19:10:27Z Natural and Non-Natural Pyridine Alkaloids: Synthesis of Conformationally Restricted Tobacco Alkaloids, Nicotine and Anabasine and Naturally Occurring Cerpegin Basak, Sankar http://127.0.0.1/xmlui/handle/123456789/14021 2024-05-07T04:49:29Z 2004-01-01T00:00:00Z Natural and Non-Natural Pyridine Alkaloids: Synthesis of Conformationally Restricted Tobacco Alkaloids, Nicotine and Anabasine and Naturally Occurring Cerpegin Basak, Sankar 2004-01-01T00:00:00Z