3-methyl-2,2-diphenylbutanenitrile oxide   、                                                                                      
(1S,5R,7R)-4-Acryloyl-10,10-dimethyl-3-phenyl-3,4-diaza-tricyclo[5.2.1.01,5]decan-2-one                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以92%的产率得到(1S,5R,7R)-10,10-dimethyl-4-[(5R)-3-(2-methyl-1,1-diphenylpropyl)-4,5-dihydro-1,2-oxazole-5-carbonyl]-3-phenyl-3,4-diazatricyclo[5.2.1.01,5]decan-2-one