1-Chloro-1-[(4-methoxyphenyl)hydrazinylidene]propan-2-one   、                                                                                      
benzyl-2,3-anhydro-4-amino-4-desoxy-α-D-lyxopyranoside                                                                                                                                                              在
                                                                                                                                                                                 
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以80%的产率得到1-[(4aS,7S,8S,8aR)-7-Benzyloxy-8-hydroxy-1-(4-methoxy-phenyl)-1,4a,5,7,8,8a-hexahydro-4H-6-oxa-1,2,4-triaza-naphthalen-3-yl]-ethanone