Olean-12-en-28-oic acid, 3-[[2-O-[4-O-[(3S)-4-carboxy-3-hydroxy-3-methyl-1-oxobutyl]-alpha-L-arabinopyranosyl]-beta-D-glucopyranosyl]oxy]-2,23-dihydroxy-, 28-(O-beta-D-xylopyranosyl-(13)-O-6-deoxy-alpha-L-mannopyranosyl-(12)-alpha-L-arabinopyranosyl) e