72023-29-1

(3aS,4S,5S,6E,10E,11aR)-2,3,3a,4,5,8,9,11a-Octahydro-5-hydroxy-10-methyl-3-methylene-4-[[(Z)-2-methyl-1-oxo-2-butenyl]oxy]-2-oxocyclodeca[b]furan-6-carboxylic acid methyl ester