9-oxo-3-(toluene-4-sulfonyl)-3-aza-bicyclo[3.3.1]nonane-6
endo,7
endo-dicarboxylic acid diethyl ester                                                                                                                                                              在
                                                                                                                                                                                 Na
(1+)*C
9H
22AlO
6(1-)                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 
1-oxo-5-(toluene-4-sulfonyl)-(3at,9at)-decahydro-3r,7c-cyclo-furo[3,4-c]azocine-9t-carboxylic acid ethyl ester