英文名:Olean-12-en-28-oicacid, 3-[[2-O-[4-O-[(3S)-4-carboxy-3-hydroxy-3-methyl-1-oxobutyl]-a-L-arabinopyranosyl]-b-D-glucopyranosyl]oxy]-2,16,23-trihydroxy-,28-(O-b-D-xylopyranosyl-(1®3)-O-6-deoxy-a-L-mannopyranosyl-(1®2)-a-L-arabinopyranosyl) ester, int