1,2,4,6-Tetramethyl-4-<1',4'-dimethyl-2',6'-dimethylenpiperidin-4'-yl>-1,4-dihydropyridin   、                                                                                      β-(5-Nitrofur-2-yl)-β-chlor-α-cyanacrylsaeureethylester                                                                                                                                                                                              以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 3.0h,
                                                                                                                以80%的产率得到(E)-2-Cyano-4-[1,4,1',2',4',6'-hexamethyl-6-methylene-3,4,5,6,1',4'-hexahydro-1H-[4,4']bipyridinyl-(2E)-ylidene]-3-(5-nitro-furan-2-yl)-but-2-enoic acid ethyl ester