27-hydroxyoleanolic acid 3-O-alpha-L-arabinopyranosyl-(1 -3)-alpha-L-rhamnopyranosyl-(1-2)-alpha-L -arabinopyranoside
27-hydroxyoleanolic acid 3-o-alpha-l-arabinopyranosyl-(1 -3)-alpha-l-rhamnopyranosyl-(1-2)-alpha-l -arabinopyranoside