Synonyms: Pregn-5-ene-8,12,14,17,20-pentol,3-[(O-2,6-dideoxy-3-O-methyl-b-D-ribo-hexopyranosyl-(1®4)-O-2,6-dideoxy-3-O-methyl-a-L-lyxo-hexopyranosyl-(1®4)-2,6-dideoxy-3-O-methyl-b-D-ribo-hexopyranosyl)oxy]-, 20-(2-methyl-2-butenoate)12-(3-phenyl-2-propenoate), [3b,12b(E),14b,17a,20R(E)]-; Wilfoside W 3N