2-Propenoic acid, 2-methyl-, (3aR,4S,9R,11E,12aR)-2,3,3a,4,5,9,10,12a-octahydro-11-methyl-3-methylene-2,7-dioxo-7H-9,6-methenofuro[2,3-f]oxacycloundecin-4-yl ester
Germacra-1(10),4,11(13)-triene-12,14-dioic acid, 2β,6α,8α-trihydroxy-, 12,6:14,2-dilactone, methacrylate, (E)-
2-Propenoic acid, 2-methyl-, 2,3,3a,4,5,9,10,12a-octahydro-11-methyl-3-methylene-2,7-dioxo-7H-9,6-methenofuro[2,3-f]oxacycloundecin-4-yl ester, [3aR-(3aR*,4S*,9R*,11E,12aR*)]-
Methacrylic acid, 8-ester with 2β,6α,8α-trihydroxygermacra-1(10),4,11(13)-triene-12,14-dioic acid di-γ-lactone, (E)-
7H-9,6-Methenofuro[2,3-f]oxacycloundecin, 2-propenoic acid deriv.
Elephantopin, deoxy-
Deoxyelephantopin
NSC 259726
11-Methyl-3-methylene-2,7-dioxo-3,3a,4,5,7,9,10,12a-octahydro-2H-6,9-(metheno)furo[2,3-f][1]oxacycloundecin-4-yl methacrylate