19α-hydroxygelsamydine from Gelsemium elegans

19α-hydroxygelsamydine from Gelsemium elegans Gelsamydine, an indole alkaloid from Gelsemium elegans with two monoterpene units Two New 11‐Hydroxy‐Substituted Gelsedine‐Type Indole Alkaloids from the Stems of Gelsemium elegans Two New 11‐Hydroxy‐Substituted Gelsedine‐Type Indole Alkaloids from the Stems of <i>Gelsemium elegans</i> Gelsamydine, an indole alkaloid from Gelsemium elegans with two monoterpene units 14β-Hydroxygelsedine, a New Oxindole Alkaloid from Gelsemium sempervirens Three oxindole alkaloids from Gelsemium species 19-(R)- and 19-(S)-Hydroxydihydrokoumine from Gelsemium elegans Structures of (19R)-Kouminol and (19S)-Kouminol from Gelsemium elegans Two oxindole alkaloids from Gelsemium elegans