1,6-bis-benzenesulfonyl-11-(4,4'-dimethoxy-benzhydrylidene)-8-methyl-1,2,5,6-tetrahydro-2,5-methano-benzo[b][1,4]diazocine 生成 (3aS,9aR)-4,9-bis(benzenesulfonyl)-1-[bis(4-methoxyphenyl)methylidene]-6-methyl-3a,9a-dihydrocyclopenta[b]quinoxaline;(3aR,9aS)-4,9-bis(benzenesulfonyl)-3-[bis(4-methoxyphenyl)methylidene]-6-methyl-3a,9a-dihydrocyclopenta[b]quinoxaline