beta-D-Galactopyranoside, (3beta,16alpha,20S)-3-((4-O-(2-O-acetyl-6-deoxy-3-O-methyl-beta-D-galactopyranosyl)-2,6-dideoxy-3-O-methyl-beta-D-ribo-hexopyranosyl)oxy)-16-hydroxypregn-5-en-20-yl O-beta-D-glucopyranosyl-(1-6)-O-beta-D-glucopyranosyl-(1-2)-6-deoxy-3-O-methyl-