3-O-beta-D-glucopyranosyl-(1-2)-(alpha-L-rhamnopyranosyl-(1-4))-beta-D-glucuronopyranosyl-22-O-beta,beta-dimethylacryloyl-A1-barrigenol
3-o-beta-d-glucopyranosyl-(1-2)-(alpha-l-rhamnopyranosyl-(1-4))-beta-d-glucuronopyranosyl-22-o-beta,beta-dimethylacryloyl-a1-barrigenol