2H-1-Benzopyran-2-one, 7-((6-(acetyloxy)-1,4,4a,5,6,7,8,8a-octahydro-2,5,5,8a-tetramethyl-1-naphthalenyl)methoxy)-6,8-dimethoxy-, (1R-(1alpha,4abeta,6beta,8aalpha))- 87758-32-5