CAS: 102040-03-9 Chemical Name: Tubeimoside A; Lobatoside H; (2β,3β,4α)-olean-12-en-28-oic acid, 3-[[2-O-[4-O-[(3S)-4-carboxy-3-hydroxy-3-methyl-1-oxobutyl]-α-L-arabinopyranosyl]-β-D-glucopyranosyl]oxy]-2,23-dihydroxy-28-(O-β-D-xylopyranosyl-(1→3)-O-6-deoxy-α-L-mannopyranosyl-(1→2)-α-L-arabinopyranosyl) ester, intramol. 4''(3)→4''(28)-ester