121658-03-5
3-[(N-2,2-dimethoxyethyl)iminomethyl]-1-methylcarbazole
→
121624-62-2
1,2-dihydro-1,5-dimethyl-2-(4-toluenesulphonyl)-6H-pyrido[4,3-b]carbazole
484-49-1
1,5-二甲基-6H-吡啶并[4,3-b]咔唑