Synonyms: 2-Butenoicacid, 4-hydroxy-2-methyl-,3,3a,4,5,8,9,11,13a-octahydro-8-hydroxy-12-methyl-3-methylene-8-(1-methylethyl)-2,9-dioxo-7H-11,6-ethanylylidene-2H-furo[2,3-e]oxacyclododecin-4-ylester, [3aR-[3aR*,4R*(E),8R*,11S*,12Z,13aR*]]-;7H-11,6-Ethanylylidene-2H-furo[2,3-e]oxacyclododecin, 2-butenoic acid deriv.;Schkuhripinnatolide B