2H-Cyclopenta[b]furan-2-one, 5-[[(1,1-diMethylethyl)diMethylsilyl]oxy]-4-[3-[[(1,1-diMethylethyl)diMethyl silyl]oxy]-5-Methyl-1-nonenyl]hexahydro-, [3aa,4a(1E,3S*,5S*),5b,6aa]-
2H-环戊并[B]呋喃-2-酮,5-[[(1,1-二甲基乙基)二甲基硅烷基]氧基]-5-甲基-1-壬烯基]六氢-,[3A,4(1E,3S*,5S*),5,6A]