152013-72-4 16-Hydroxy-3-(sulfooxy)olean-12-en-28-oic acid monosodium salt, (3beta,16alpha)- Echinocystic acid 3-O-sodium sulfate Echinocystic acid-3-O-sodium sulfate Echinocystic acid-3-O-sulfate Olean-12-en-28-oic acid, 16-hydroxy-3-(sulfooxy)-, monosodium salt, (3beta,16alpha)-