1,1-diethoxy-2H-cyclobuta[b]quinoline

3-bromo-2,2-dichloro-1'-formyl-1',2',3',4'-tetrahydrospiro[cyclopropane-1,2'-quinoline]

1,1-dimethoxy-1,2-dihydrocyclobuta[b]quinoline

2-氨基苯甲醛

邻硝基苯甲醛