(2aS,4aS,5R,7aS,7bR)-7a-((methoxymethoxy)methyl)-2,2,4a-trimethyl-2a-((trimethylsilyl)oxy)-2,2a,3,4,4a,5,7a,7b-octahydro-1H-cyclobuta[e]inden-5-yl benzoate

(1S,3aS,4S,7aS)-tetrahydro-4-isobutyl-3a-(methoxymethoxy)-7a-methyl-1-((2-(trimethylsilyl)ethoxy)methoxy)-5(4H)-indanone

(2aS,4aS,5S,7aS,7bR)-2,2a,3,4,4a,5,7a,7b-octahydro-7a-(methoxymethoxy)-2,2,4a-trimethyl-2a-(trimethylsiloxy)-1H-cyclobut[e]inden-5-ol