10,10-bis-(4-chloro-phenyl)-4,9-bis-(4-methoxy-benzenesulfonyl)-6,7-dimethyl-3a,4,9,10-tetrahydro-benzo[b]cyclopenta[e][1,4]diazepine                                                                                                                                                                                                                                                                                                          生成                                                 3'-[bis(4-chlorophenyl)methylidene]-1,3-bis[(4-methoxyphenyl)sulfonyl]-5,6-dimethylspiro[benzimidazole-2,4'-cyclopentene];4'-[bis(4-chlorophenyl)methylidene]-1,3-bis[(4-methoxyphenyl)sulfonyl]-5,6-dimethylspiro[benzimidazole-2,3'-cyclopentene]