3-O-β-D-glucopyranosyl-(1→4)-β-D-glucopyranosyl-(1→3)-α-L-rhamnopyranosyl-(1→2)-α-L-arabinopyranosyl-23-hydroxyolean-18-en-28-oic acid O-β-D-glucopyranosyl-(1→6)-β-D-glucopyranosyl ester

yemuoside YM26

physenoside S1

physenoside S3

physenoside S4