137551-41-8 Deutzicoside A Echinocystic acid-3-O-(arabinopyranosyl(1-4))-arabinopyranoside Olean-12-en-28-oic acid, 3-((4-O-alpha-L-arabinopyranosyl-alpha-L-arabinopyranosyl)oxy)-16-hydroxy-, (3beta,16alpha)-