serjanic acid 3-O-(beta-D-glucopyranosyl-(1''-3')-alpha-L-arabinopyranosyl)-28-O-beta-D-glucopyranoside
serjanic acid 3-o-(beta-d-glucopyranosyl-(1''-3')-alpha-l-arabinopyranosyl)-28-o-beta-d-glucopyranoside