587869-81-6 (3AR,4R,5R,6aS)-4-((S,E)-3-((tert-Butyldimethylsilyl)oxy)oct-1-en-1-yl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl benzoate
327048-93-1 (3S,3AS,6S)-3-((tert-Butyldimethylsilyl)oxy)-6-(hydroxymethyl)-3a,6-dimethyldecahydro-1H-cyclopenta[a]naphthalen-7(2H)-one