González, Miguel A Attempted synthesis of spongidines by a radical cascade terminating onto a pyridine ring. [electronic resource] - The Journal of organic chemistry Sep 2007 - 7462-5 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0022-3263 Standard No.: 10.1021/jo0712401 doi Subjects--Topical Terms: Alkaloids--chemical synthesisCyclizationManganese--chemistryPyridines--chemical synthesisPyridinium Compounds--chemical synthesis