label: 3-O-((6-O-n-butyl)glucuronopyranosyl)-28-O-(xylopyranosyl-1-4-rhamnopyranosyl-1-2-xylopyranosyl)echinocystic acid
label_lc: 3-o-((6-o-n-butyl)glucuronopyranosyl)-28-o-(xylopyranosyl-1-4-rhamnopyranosyl-1-2-xylopyranosyl)echinocystic acid