(S)-4-nitro-N-(4-oxobutan-2-yl)benzenesulfonamide   、                                                                                      
茚                                                                                                                                                              在
                                                                                                                                                                                 
disodium hydrogenphosphate   、                                                                                                  tris(1,10-phenanthroline)iron(III) tris(hexafluorophosphate)   、                                                                                                  (2R,5R)-2-tert-butyl-3,5-dimethylimidazolidin-4-one trifluoroacetic acid salt                                                                                                                                  作用下,
                                                                                                                                                                                        反应 12.0h,
                                                                                                                生成                                                 
(2S,3R,3aR,8bS)-2-methyl-1-((4-nitrophenyl)sulfonyl)-1,2,3,3a,4,8b-hexahydroindeno[1,2-b]pyrrole-3-carbaldehyde   、                                                                                             
(2S,3S,3aS,8bR)-2-methyl-1-((4-nitrophenyl)sulfonyl)-1,2,3,3a,4,8b-hexahydroindeno[1,2-b]pyrrole-3-carbaldehyde