1-((2S,6S,7S,10R)-7-Isopropyl-10-methyl-1,5-dioxa-spiro[5.5]undec-2-yl)-3,3-dimethyl-pent-4-en-2-one                                                                                                                                                              在
                                                                                                                                         cerium(III) chloride                                                                                                                                                                                                                               sodium tetrahydroborate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
(S)-4-((2S,6S,7S,10R)-7-Isopropyl-10-methyl-1,5-dioxa-spiro[5.5]undec-2-yl)-2,2-dimethyl-butane-1,3-diol