(1α,4α,4aα,5β,12β,12aα)-1,4,4a,5,12,12a-hexahydro-1,4:5,12-dimethano-6,11-dimethoxynaphthacene   、                                                                                      
六氯环戊二烯                                                                                                                                                                                              以
                                                                                         xylene                                                                                  为溶剂,
                                                                                                                                                    反应 24.0h,
                                                                                                                以94%的产率得到(1α,4α,4aα,5β,5aβ,6α,13α,13aβ,14β,14aα)-1,2,3,4,15,15-hexachloro-7,12-dimethoxy-1,4,4a,5,5a,6,13,13a,14,14a-decahydro-1,4:6,13-dimethanopentacene