(4S)-2-bromo-4,6-dimethyl-1,5-heptadiene   、                                                                                      <6R,6(1S),3R,2S>-2-ethyl-3-methyl-6-(2-methyloxiran-2-yl)-3-(phenylmethoxy)tetrahydropyran   、                                                                                      
<αR,2S,5S>-N-methoxy-α-(1-methoxy-1-methylethyl)-N,5-dimethyl-5-<1-(dimethylhydrazino)propyl>tetrahydro-2-furanacetamide                                                                                                                                                                                                                                                                                                          生成                                                 (1R,5S)-1-[(2S,5S,2'R,3'R,5'S)-5'-((2R,5R,6S)-5-Benzyloxy-6-ethyl-5-methyl-tetrahydro-pyran-2-yl)-2'-(N',N'-dimethyl-hydrazino)-2,3',5'-trimethyl-octahydro-[2,2']bifuranyl-5-yl]-1-(1-methoxy-1-methyl-ethoxy)-5,7-dimethyl-3-methylene-oct-6-en-2-one   、                                                                                             (1R,5S)-1-[(2S,5S,2'S,3'S,5'S)-5'-((2R,5R,6S)-5-Benzyloxy-6-ethyl-5-methyl-tetrahydro-pyran-2-yl)-2'-(N',N'-dimethyl-hydrazino)-2,3',5'-trimethyl-octahydro-[2,2']bifuranyl-5-yl]-1-(1-methoxy-1-methyl-ethoxy)-5,7-dimethyl-3-methylene-oct-6-en-2-one