二碳酸二叔丁酯

(3S,3aR,4R,4aS,8aS)-3-methyl-4-((E)-2-((6S)-6-methylpiperidin-2-yl)vinyl)-3a,4,4a,5,6,7,8,8a-octahydronaphtho[2,3-c]furan-1(3H)-one