(3R,5R,8R)-3-O-(alpha-L-arabinopyranosyl-(1-6)-beta-D-glucopyranosyl)-5-hydroxymegastigma-6,7-dien-9-one
(3r,5r,8r)-3-o-(alpha-l-arabinopyranosyl-(1-6)-beta-d-glucopyranosyl)-5-hydroxymegastigma-6,7-dien-9-one