9-甲醛菲   、                                                                                      4-hexacyclo[12.12.0.02,11.05,10.015,20.021,26]hexacosa-1(14),2(11),3,5,7,9,12,15,17,19,21,23,25-tridecaenylmethyl(triphenyl)phosphanium;bromide                                                                                                                                                              在
                                                                                                                                                                                 
sodium methylate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
4-(2-phenanthren-9-ylethenyl)hexacyclo[12.12.0.02,11.05,10.015,20.021,26]hexacosa-1(14),2(11),3,5,7,9,12,15,17,19,21,23,25-tridecaene