(-)-桃金娘烯醇   、                                                                                      
23-Bromo-5,11,17,23-tetratert-butyl-26,27,28-tripropoxypentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21-undecaen-25-one                                                                                                                                                              在
                                                                                                                                                                                 silver perchlorate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙二醇二甲醚                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以0.050 g的产率得到5,11,17-tritert-butyl-23-[[(1R,5S)-6,6-dimethyl-2-bicyclo[3.1.1]hept-2-enyl]methoxy]-26,27,28-tripropoxypentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaen-25-ol