[3aR-[3aR*,4R*(E),6E,9S*,10E,11aR*]]-4-Hydroxy-2-methyl-2-butenoic acid 2,3,3a,4,5,8,9,11a-octahydro-9-hydroxy-6,10-dimethyl-3-methylene-2-oxocyclodeca[b]furan-4-yl ester
[3AR-[3AR*,4R*(E),6E,9S*,10E,11AR*]]-4-羟基-2-甲基-2-丁烯酸 2,3,3A,4,5,8,9,11A-八氢-9-羟基-6,10-二甲基-3-亚甲基-2-氧代环癸五烯并[B]呋喃-4-基酯