IMPPAT Phytochemical information: 
2-Butenoic acid, 2-methyl-, 2,3,3a,4,5,6,7,8,9,11a-decahydro-7,9-dihydroxy-6,10-dimethyl-3-methylene-2-oxo-6,9-epoxycyclodeca(b)furan-4-yl ester, (3aR-(3aR*,4R*(Z),6R*,7S*,9R*,10Z,11aR*))-