(-)-Tabernemontanine hydrochloride (20-beta)-19,20-Dihydro-3-oxovobasan-17-oic acid methyl ester hydrochloride 20-Epidregamine hydrochloride 71339-12-3 Tabernaemontanin hydrochloride Tabernaemontanine chlorhydrate [French] Vobasan-17-oic acid, 19,20-dihydro-3-oxo-, methyl ester, hydrochloride, (20-beta)-