Polygonatoside C2

(25R)-3β-[2-O,4-O-Bis(α-L-rhamnopyranosyl)-β-D-glucopyranosyloxy]spirost-5-en-17α-ol

(25R)-3β-(2-O,4-O-Di-α-L-rhamnopyranosyl-β-D-glucopyranosyloxy)-17-hydroxyspirosta-5-ene

[(25R)-17-Hydroxyspirost-5-en]-3β-yl 2-O,4-O-bis(α-L-rhamnopyranosyl)-β-D-glucopyranoside