2-BUTENOIC ACID, 2-METHYL-, 2,3,3a,4,5,8,11,11a-OCTAHYDRO-11-HYDROXY-6,10-DIMETH 2-Butenoic acid, 2-methyl-, 2,3,3a,4,5,8,11,11a-octahydro-11-hydroxy-6,10-dimethyl-3-methylene-2,8-dioxocyclodeca(b)furan-4-yl ester, (3aR-(3aR*,4S*(E),6E,9Z,11S*,11aS*))- 56221-98-8 Molephantinin