72629-76-6 Clematoside S Clematoside-S Hederagenin-3-O-beta-D-ribopyranosyl-(1-3)-alpha-L-rhamnopyranosyl-(1-2)-alpha-L-arabinopyranoside Olean-12-en-28-oic acid, 23-hydroxy-3-((O-beta-D-ribopyranosyl-(1-3)-O-6-deoxy-alpha-L-mannopyranosyl-(1-2)-alpha-L-arabinopyranosyl)oxy)-, (3beta,4alpha)-