PHYTOCHEMISTRY, vol.50, no.2, pp.333-336, 1999 (SCI-Expanded)
Two new pyridine alkaloids were isolated from the tubers of Bongardia chrysogonum, together with a new lupine alkaloid. The structures of the new alkaloids were characterized by spectroscopic analysis and the stereochemistry was confirmed by applying Horeau's method. (C) 1998 Published by Elsevier Science Ltd. All rights reserved.