2β,23-Dihydroxy-3β-(β-D-xylopyranosyloxy)oleana-12-ene-28,30-dioic acid 30-methyl ester | 3β-(β-D-Xylopyranosyloxy)-2β,23-dihydroxyoleana-12-ene-28,30-bisoic acid 30-methyl ester |
(4R,20S)-3β-(β-D-Xylopyranosyloxy)-2β,23-dihydroxyolean-12-ene-28,30-dioic acid 30-methyl ester | (2beta,3beta,4alpha,20beta)-2,23-Dihydroxy-3-(beta-D-xylopyranosyloxy)olean-12-ene-28,29-dioic acid 29-methyl ester |