2-Butenoic acid, 2-(hydroxymethyl)-, 2,3,3a,4,5,8,9,11a-octahydro-8-hydroxy-6,10-dimethyl-3-methylene-2-octacyclodeca(b)furan-4-yl ester, (3aR-(3aR*,4R*(Z),6E,8S*,10E,11aR*))- 2-Butenoic acid, 2-(hydroxymethyl)-, 2,3,3a,4,5,8,9,11a-octahydro-8-hydroxy-6,10-dimethyl-3-methylene-2-oxocyclodeca(b)furan-4-yl ester, (3aR-(3aR*,4R*(Z),6E,8S*,10E,11aR*))- 38456-39-2 Deacetyleupaserrin