[(1S,4aS,7S,8S,8aS)-8-[2-[(2R,4R)-4-hydroxy-6-oxooxan-2-yl]ethyl]-7-methylspiro[2,4,4a,5,6,7,8,8a-octahydro-1H-naphthalene-3,1'-cyclopropane]-1-yl] 2,2-dimethylbutanoate 生成
6-(R)-[2-[8(S)-(2,2-dimethylbutyryloxy)-2(S),6,6-trimethyl-1,2,3,4,4a(S),5,6,7,8,8a(S)-decahydronaphthyl-1(S)]ethyl]-4(R)-hydroxy-3,4,5,6-tetrahydro-2H-pyran-2-one